An insect is standing next to a flower. The insect is 1 cm tall and makes a shadow of 0.5 cm. If the flower makes a 15-cm shadow, how tall is the flower?

Answers

Answer 1

Answer:

30 cm

Step-by-step explanation:

set up a proportion of insect height over its shadow equals flower height over its shadow, then cross-multiply

1/.5 = x/15

.5x = 15

x = 30


Related Questions

Triangle ABC has side lengths 8 inches, 17 inches, and 15 inches. Sofia uses the following steps to conclude that triangle ABC is not a right triangle.



a2+b2=c282+172=15264+289=225353 ≠ 225



What mistake did Sofia make?




Sofia made a calculation error.


Sofia used the length of one of the legs as c when she should have used the length of the longest side as c.


Sofia does not know if triangle ABC is a right triangle, so she cannot use the Pythagorean Theorem or its converse.


Sofia’s conclusion is incorrect. When the sides of a triangle do not satisfy a2+b2=c2, you cannot conclude that the triangle is a right triangle.

Answers

Answer: Sofia used the length of one of the legs as c when she should have used the length of the longest side as c.

Step-by-step explanation: The leg is the smallest number and the hypothenuse is the biggest nunber.

Answer:

Sofia used the length of one of the legs as c when she should have used the length of the longest side as c.

Step-by-step explanation:

2 ways the akkadian and assyria empire are the same​

Answers

Answer:

The Akkadian and Assyrian empires were two of the world’s first empires. Their conquests reshaped Mesopotamia. The many empires that would follow, worldwide,

Step-by-step explanation:

Find the slope and this line.

Answers

the slope is 2/6 or simplified would be 1/3
answer : 1/3
step by step

Tyler invested $350 in an account paying an interest rate of 4.5% compounded
continuously. Assuming no deposits or withdrawals are made, how long would it
take, to the nearest tenth of a year, for the value of the account to reach $700?

Answers

Answer:

15.4 I did this on delta math

It would take approximately 15.4 years, to the nearest tenth of a year, for the value of the account to reach $700 with continuous compounding.

How to calculate compounding time?

The formula for calculating the future value (FV) of an investment with continuous compounding is:

[tex]FV = Pe^{rt}[/tex]

Where P is the initial principal, r is the annual interest rate (expressed as a decimal), t is the time period (in years), and e is the mathematical constant e (approximately 2.71828).

In this case, we have P = $350, r = 4.5% = 0.045, and we want to find the time t when the FV is $700. Substituting these values into the formula, we get:

[tex]700 = 350e^{0.045t}[/tex]

Dividing both sides by $350, we get:

[tex]2 = e^{0.045t}[/tex]

Taking the natural logarithm of both sides, we get:

[tex]ln(2) = ln\times e^{0.045t}[/tex]

Using the properties of logarithms, we can simplify this to:

ln(2) = 0.045t ln(e)

Since ln(e) = 1, we can simplify further to:

ln(2) = 0.045t

Finally, solving for t, we get:

t = ln(2) / 0.045 ≈ 15.4

Therefore, it would take approximately 15.4 years, to the nearest tenth of a year, for the value of the account to reach $700 with continuous compounding.

To know more about continuous compounding follow

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Factor Completely
5xz + 2xy - 3yz​

Answers

Answer:

Your answer is 5xz + 2xy - 3yz

Step-by-step explanation:

The expression is not factorable with rational numbers.

Therefore, You cannot factor the equation.

~Hoped this helped!~

~Brainiliest, please~

what is the distance between -3,500 and 2,000 feet

Answers

Answer: if you take 2,000- (-3,500) you get 5,500 ft, making this the distance. Also, think about it this way 2,000 is 2,000 ft from 0, and then there is another 3,500 past zero, putting these together makes the amount of space they are away from each other in total.

Note that when subtracting a negative it becomes positive, using the keep change change rule 2,000 - (-3,500) becomes 2,000 + 3,500

I really need help with these, if you know any it would help so much

1 - 53 is 45% of what number?
2 - if you got scored 20 out of 24 what percentage would that be?
3 - 80 is 55% of what number?

Answers

Answer:

1: 23.85

2: 83%

3: 44

Step-by-step explanation:

1 - do 53x0.45 (23.85)

2 - Divide 20 by 24, which you get 0.833333333 and move the decimal 2x to the right. You get 83.3333333, but round. So 83%

3 - do 80x0.55 (44)

A train leaves at 08:36 and arrives at 10:57. It travelled at an average speed of 85 km/h.
How far did it travel? Give your answer in km to 1DP.

Answers

Answer:

199.8 km to the 1 decimal point

Step-by-step explanation:

8:36 to 9:00 is 24 min

9:00 to 10:00 is 60 min

10:00 to 10:57 is 57 min

That's a total of 24 + 60 + 57 = 141 min = 141/60 hr.

d = rt = 141/60(85) = 199.8 km to the 1 decimal point

determine if the following is a function or not
-4,8
-2,8
0,24
4,24
2,16

Answers

Answer:

I think that is a function

Step-by-step explanation:

Yes, that is a function. Since each x value only maps to one y value, it passes the vertical line test and is a function.

x

3
4
=
8
Which value of
x
satisfies this equation?

Answers

. the answer is x=42

In a parenting magazine, Mrs. Smith read an advertisement about all the different ways that bleach can be used to kill bacteria. The advertisement claimed that some forms of bacteria triple in amount after each hour. Consider the situation where one bacterium is found on Mrs. Smith's countertop at home.

Answers

Question:

(a) How many bacteria would be found in 24 hours

(b) How many bacteria would be found in 2 days

(c) How long for 1000 bacteria to be found

Answer:

(a) 282429536481 bacteria

(b) [tex]7.97*10^{22[/tex] bacteria

(c) 6 days

Step-by-step explanation:

The question illustrates an exponential function

[tex]y = ab^x[/tex]

Where

[tex]a = Initial\ Value = 1[/tex]

[tex]b=Rate = 3[/tex] --- i.e. triples

[tex]x = number\ of\ hours[/tex]

Solving (a): Bacteria in 24 hours

In this case:

[tex]x = 24[/tex]

Substitute [tex]x = 24[/tex], [tex]b = 3[/tex] and [tex]a = 1[/tex]

So:

[tex]y = ab^x[/tex]

[tex]y = 1 * 3^{24[/tex]

[tex]y = 1 * 282429536481[/tex]

[tex]y = 282429536481[/tex] bacteria

Solving (b): Bacteria in 2 days

[tex]2\ days =48\ hours[/tex]

So:

[tex]x = 48[/tex]

Substitute [tex]x = 48[/tex], [tex]b = 3[/tex] and [tex]a = 1[/tex]

So:

[tex]y = ab^x[/tex]

[tex]y = 1 * 3^{48[/tex]

[tex]y =7.97*10^{22[/tex] bacteria

Solving (c): How long for 1000 bacteria

In this case:

[tex]y = 1000[/tex]

Substitute [tex]y = 1000[/tex], [tex]b = 3[/tex] and [tex]a = 1[/tex]

So:

[tex]y = ab^x[/tex]

[tex]1000 = 1 *3^x[/tex]

[tex]1000 = 3^x[/tex]

Take Log of both sides

[tex]Log1000 = Log3^x[/tex]

This gives:

[tex]Log1000 = xLog3[/tex]

Make x the subject

[tex]x = \frac{Log1000}{Log3}[/tex]

[tex]x \approx 6[/tex]

Hence: It takes 6 days

1A) Quad ABCD is inscribed in the circle. Find x. *
1B) Using your answer from above, what is angle A? *
103
77
90
25

Answers

Answer:

∠A = 77°

Step-by-step explanation:

Given:

Inscribe quadrilateral

Opposite angles

∠A = (2x + 9)°

∠B = (3x + 1)°

Find:

Value of ∠A

Computation:

We know that in Inscribe quadrilateral sum of Opposite angles are 180

So,

(2x + 9)° + (3x + 1)° = 180°

5x + 10 = 180

x = 34°

So,

∠A = (2x + 9)°

∠A = 2(34) + 9°

∠A = 77°

PLEASE HELP ASAP WILL GIVE BRAINLIEST
The scatter plot shows the number of hats and scarves each knitter sold at a knitting show.
How many hats did the knitter who sold 8 scarves sell?
A. 6
B. 5
C. 3
D. 1

Answers

Answer:

C- 3

Step-by-step explanation:

Keith bought 5 new baseball trading cards to add to his collection. The next day his dog ate half of his collection. There are now only 40 cards left. How many cards did Keith
start with?

Answers

Answer:

85 cards

Step-by-step explanation:

A and b are positive integers and a-b=2 ... Evaluate the following:
27^1/3 b / 9^1/2 a
There is an image attached of the problem

Answers

Answer:

Step-by-step explanation:

a-b=2

[tex]\frac{27^{\frac{1}{3} b} }{9^{\frac{1}{2}a } } \\=\frac{(3^{3}) ^{\frac{1}{3} b} }{(3^{2} )^{\frac{1}{2} a} } \\=\frac{3^b}{3^a} \\=3^{b-a} \\=3^{-(-b+a)} \\=3^{-2}\\=\frac{1}{3^2} \\=\frac{1}{9}[/tex]

HELP ASAP PLAESE HELPP

Answers

Answer:

Ur right it's C.448

Step-by-step explanation:

I did it on goo.gle lol

hope this helps luv

Show that (16 1/4)3 and (16 3)1/4 are equivalent

Answers

Answer:

They are both 12

Change 16 1/4 into 4.

4 • 3

12

16 • 3 is 48

1/4 of 48 is 12

Hope this helps

You are a packer for Acme Bottling Company.

You fill cartons with bottles,
seal the cartons, and stack them on pallets.

Monday through Friday you are paid $0.78 for each carton you fill.

On Saturday you are paid an additional$0.38 for each carton you fill.

What is your total pay for a week in which you
filled the following number of cartons?

Mon-210
Tues-175
Wed-224
Thurs-160
Fri-216
Sat-90

Answers

Answer:

$872.70

Step-by-step explanation:

Add all numbers from Mon-Fri.

So 985.

Multiply it by 0.78

So $768.30

Add 0.78 and 0.38

So 1.16

Then multiply 90 by 1.16

So $104.40

Then add the two numbers.

768.30+104.40

So $872.70

Hope this helps

Dilate Point B by a scale factor of 1/2
a (1.5,-4)
b (-1.5,1)
c (-1,-1.5)
d (-2,-2)
PLEASE HELP

Answers

Answer:

B

Step-by-step explanation:

Divide each coordinate by 2

3/2=1.5

2/2=1

Find the future amount at the end of two years for a $7000 investment that earns 7% at the end of each year

Answers

Answer:

$8,014.30

Step-by-step explanation:

Taylor climbed a tree and is sitting on one of the branches deciding if she wants to jump. She weighs 45 kilogram and is sitting 10 meters from the ground. What is her potential energy?

Answers

Answer:

Her potential energy is approximately 4481 J.

Step-by-step explanation:

Because the formula for potential energy is PEg = 9.81 * mass * height, just plug in the knowns. After you plug those in, you will get the potential energy as 9.81 * 450, which is approximately 4481 J.

Find the value of x. Explain your reasoning. (5x − 12) + (x + 6) = because the consecutive angles of a parallelogram are . Solving for x gives x =

Answers

Answer:

x=1

Step-by-step explanation: Snap Add?

I don't know what this means:

"because the consecutive angles of a parallelogram are . Solving for x gives x ="

I know that (5x-12) + (x+6)

1. 5x-12+x+6=0

2.6x-6=0

3.6x=6

4.x=1

Please can someone help I don’t understand the question if it’s right I’ll give more plsssssesssssssssssddsd

Answers

Answer:

x = 33°

Step-by-step explanation:

From the figure attached,

FB and FC are two secants intersecting each other at point F outside the circle.

Measure of angles between the secants measures half of the difference between the intercepted arcs.

x° = [tex]\frac{1}{2}(\text{arc BC}-\text{arc DE})[/tex]

x° = [tex]\frac{1}{2}(108-42)[/tex]

x = 33°

wich mathematical expression represent this statement?the sqaure of a number times 3

1. 7n
2. 3n^2
3.2n + 8
4. n^3/ 2​

Answers

Answer:

2

Step-by-step explanation:

( n^2)×3 can be written as 3(n^2)

Alejandra plans to sew fringe on a scarf. The scarf is shaped like a rectangle. The length of the scarf is 44 inches. The width is one half the length.

Answers

Answer:

Total fringe needed = 132 inches

Step-by-step explanation:

P.S - The exact question is -

Given - Alejandra plans to sew fringe on a scarf. The scarf is shaped like a rectangle. The length of the scarf is 44 inches. The width is one half the length.

To find - How much fringe does Alejandra need?

Proof -

Total fringe needed = Perimeter of the rectangle.

Now,

We know that,

Perimeter of the Rectangle = 2(Length + Width)

Now,

Given that,

Length = 44 inches

Width = one half the length

          = [tex]\frac{1}{2}[/tex] × 44 = 22 inches

⇒Width = 22 inches

∴ we get

Perimeter of the Rectangle = 2(44 + 22)

                                             = 2(66) = 132 inches

⇒Perimeter of Rectangle = 132 inches

∴ we get

Total fringe needed = Perimeter of the rectangle = 132 inches

⇒Total fringe needed = 132 inches

The Sanchez family had dinner at their favorite restaurant. A 9% sales tax was added to their bill. Amy paid the bill with a $10 gift certificate plus $30.60. How much did the family's dinner cost before tax? Round your answer to the nearest penny.

Answers

Answer:

The bill was $36.95 without tax.

The price before tax was the amount of $37.25 which is before a 9% sales tax was added to their bill.

What are Arithmetic operations?

Arithmetic operations can also be specified by subtracting, dividing, and multiplying built-in functions. The operator that performs the arithmetic operation is called the arithmetic operator.

Their bill was charged a 9% sales tax.

Amy paid the bill with a $10 gift certificate plus $30.60

Use the equation P + rP =T,

where P is the price before tax, r is the sales tax rate, and T is the total price, including tax.

The price before tax (P) is unknown.

The total price(T) = 30.60 + 10 = 40.60

The sales tax rate (r) = 9% = 9/100 = 0.09

⇒ P + rP = T

Substitute the values in the above equation, and we get

⇒ P + (0.09)P = 40.60

⇒ P(1 + 0.09) = 40.60

⇒ P(1.09) = 40.60

⇒ P = 30.60/(1.09)

Apply the Division operation, and we get

⇒ P = 37.247706

Rounded to the nearest hundredth

⇒ P = 37.25

Therefore, the price before tax was the amount of $37.25.

Learn more about Arithmetic operations here:

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Please help me I don’t understand

Answers

A. I hope this is right sey if it ain’t

Answer:

C

Step-by-step explanation:

tan α=opposite side /adjacent side

tan P=16/12=4/3

tanQ=12/16=3/4

What's the y intercept and slope?

Answers

Answer:

The slope is 4

The y-intercept is 3 OR (0, 3)

Step-by-step explanation:

Points on the graph: ( -1, -1) and (0,3)

Slope:

m=(y2-y1)/(x2-x1)

m=(3+1)/(0+1)

m=4/1

m = 4

Point slope-intercept:

y - y1 = m(x - x1)

y + 1 = 4(x + 1)

y + 1 = 4x + 4

y = 4x + 3

* This is the correct answer, I have taken the test and am posting the answers in hopes of helping other people :] *

What is the value of y?

Triangle A B C has right angle C with side A C labeled 5. Angle A is 60 degrees and its opposite side B C is labeled y.

Enter your answer, as an exact value, in the box.

y =

Answers

Answer:

OMG THANK YOU-

A person in an apartment
building sights the top and bottom of an office
building 500 ft. away. The angle of elevation
for the top of the office building is 23° and the
angle of depression for the base of the building
is 50º. How tall is the office building?

Answers

Answer:

Step-by-step explanation:

tan23=h1/500

h1=500tan23

tan50=h2/500

h2=500tan50

The height of the building is h1+h2 so

H=500(tan23+tan50)ft (exact)

H=808.1 ft (rounded to nearest tenth of a foot)

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I reach for the sky, but clutch to the ground; sometimes I leave, but I am always around. What am I? 7TH GRADE MATH!!!!!! Which is an example of a projectile? An arrow stored in a quiver A trapeze artist hanging from a swing A bullet loaded into a gun's chamber A child jumping off of a swing set What was the estimate general? A square painting has a side length of 13 inches.What is the area of the painting? Penguins are cows but cuter evaluate the expression if g-=2, r=3, and t=. 3ab+c^2/a a memorable journey d. If money demand does not depend on the interest rate, the LM curve is vertical. True False e. If money demand does not depend on income, the LM curve is horizontal. True False f. If money demand is extremely sensitive to the interest rate, the LM curve is horizontal. True False g. Suppose the government wants to change the level of output. If the LM curve is horizontal, then fiscal policy is completely ineffective, whereas monetary policy is highly effective. monetary policy HELP ME I NEED THIS FOR NOW I WILL GIVE YOU BRAINLIEST How did the Mississippi river floods of 2011 affect the following locations:Missouri, Illinois, Tennessee, Arkansas, and Louisiana I need help on 4,5,6 please 6 7/8(3 3/4) Help me pls :{ I NEED HELP PLEASE!!!! I'M STUCK ON THIS PLEASE!!! SOMEONE!!write a journal entry of how life would have been in the Southern Mill life. Be as descriptive as possible. Include any dates, people, places to make your entry more interesting. Describe what working in the mills would have been for the kids that are in your age group. Plx help me! Brainlist! Describe the relationship between muscles, fascicles, muscle fibers, and myofibrils. The following question has two parts. First, answer Part A. Then, answer Part B.Part ABased on Mr. Callaways first rule for the band in "Bud, Not Buddy," what can you infer about what he finds most important? A. friendship B. music C. strength D. travelPart BBased on Mr. Callaways first rule, how do you expect Buds character to develop after the story ends? A. He will become a better musician. B. He will become a better person. C. He will become friends with Mr. Callaway. D. He will become the best musician in the band. 13 out of 27 sixth-grade students said they prefer Powerade to Gatorade. What percent voted for Powerade? What percent voted for Gatorade? Luis y t ______________ (necesitar) un cuaderno para la clase de espaol. Last night, Mandy ate 2/8 of a pizza. Today for lunch, she ate 3/8 of the pizza. What fraction of the pizza is left over? PLEASE I NEED THE ANSWER NOW