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emmainna [20.7K]
2 years ago
8

Find the volume of the cylinder. Round your answer to the nearest tenth. 15 cm The volume of the cylinder is about cubic centime

ters.​

Mathematics
2 answers:
ira [324]2 years ago
7 0

Answer:

Volume (V) ≈ 804.3 cm³

Step-by-step explanation:

Given the diagram of a cylinder with the following dimensions:  

<u>Diameter</u> = 8 cm

<u>Height</u> = 16 cm

We can use the following formula for finding the volume of a cylinder:

Volume (V) = πr²h

Since the formula requires the value of the cylinder's radius, we can derive this value from the given diameter of 8 cm.

  • We know that the <u>radius</u> of a circle is <u>half the measure of its diameter</u>.

Thus, the <u>radius</u> of the cylinder is 4 cm.

Substitute the given values for the height and the derived measure of the radius into the following formula for the volume of a cylinder:

Volume (V) = πr²h

Volume (V) = π(4)²(16)

Volume (V) = π(16)(16)

Volume (V) = 256π

Volume (V) ≈ 804.25 cm³ or 804.3 cm³

Therefore, the <u>volume</u> of the given cylinder is approximately 804.25 cm³ or 804.3 cm³.

Ostrovityanka [42]2 years ago
3 0
The volume of the cylinder is approximately 804.3 cm^3
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3 years ago
Lisa makes a cherry pie and an apple pie. She cuts the cherry pie into six equal wedges and she cuts the apple pie into eight eq
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Both the pies at first have 360* as their initial complete angles.

The Cherry Pie is cut into 6 parts equal and the angular width of each piece will be 360/6=60*...therefore, each piece is 60*.

the Apple Pie is cut into 8 parts and the angle of each piece would be 360/8=45*...therefore, each piece is 45*.

Now the angular difference between the pieces of the 2 pies is 60*-45* = 15*.

Therefore the Cherry pie's piece is 15* greater than the Apple pie's piece.

5 0
3 years ago
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Which of the following equations below is a linear inequality?
Ket [755]

Answer:

D

Step-by-step explanation:

A <u>linear inequality</u> is an inequality which involves a linear function. A linear inequality contains one of the symbols of inequality: <, >, ≤, ≥.

Consider all options:

A. The inequality \dfrac{y}{x}>3\cdot x+2 is not linear linear inequality, because x is in the left part denominator and in the right part numerator.

B. This option shows linear equation, not inequality.

C. This option shows quadratic equation, not linear inequality.

D. This option shows linear inequality y\le 5x-5

4 0
3 years ago
It is assumed that the mean weight of a Labrador retriever is 70 pounds. A breeder claims that the average weight of an adult ma
Sindrei [870]

Answer:

z(s) is in the acceptance region we accept H₀. We don´t have enough evidence to support the breeder´s claim

Step-by-step explanation:

We will test the breeder´s claim at 95% ( CI) or significance level

α = 5 %   α = 0,05    α /2 = 0,025

Sample Information:

sample size   n  = 45

sample mean   x  = 72,5 pounds

Sample standard deviation  s = 16,1

1.-Hypothesis Test:

Null Hypothesis                              H₀        x  =  70

Alternative Hypothesis                  Hₐ        x  ≠  70

Alternative hypothesis contains the information about what kind of test has  to be developed ( in this case it will be a two-tail tets)

2.-z (c) is from z-table     z(c) = 1,96

3.- z(s)  =  ( x - 70 ) / 16,1 / √45

z(s)  =  (72,5 -70 ) *√45 / 16,1

z(s)  = 2,5 * 6,71 / 16,1

z(s)  = 1,04

4.-Comparing  z(s) and z(c)

z(s)  <  z(c)

Then z(s) is in the acceptance region we accept H₀. We don´t have enough evidence to support the breeder´s claim

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3 years ago
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