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Alona [7]
4 years ago
9

What is the volume of a cone with a height of 9.5 inches and a radius of 8 inches? Cone V = 1 3 Bh 1. Rewrite the formula for th

e base area: V = 1 3 πr2h
2. Substitute the values into the formula: V = 1 3 π(82)(9.5)
3.Evaluate the power:V = 1 3 π(64)(9.5)
4.Simplify using multiplication: V = 1 3 π(608)
The cone has a volume of?
Mathematics
2 answers:
serg [7]4 years ago
8 0

Answer:

202.666\pi inches^3

Step-by-step explanation:

Given :

Height of cone = 9.5 inches

Radius of cone = 8 inches

To Find: Volume of cone

Solution:

Volume of cone = \frac{1}{3}\pi r^2 h

                           = \frac{1}{3}\pi (8)^2 (9.5)

                           = \pi 202.666

Thus the volume of the given cone is 202.666\pi inches^3

Nesterboy [21]4 years ago
6 0

Answer:

636.4 in³  

Step-by-step explanation:

Volume of a cone is given by:

V = \frac{1}{3}\pi r^2 h

where r is the radius of the base of the cone and h is its height.

It is given that, the radius of the base of the cone is, r = 8 in

The height of the cone is, h = 9.5

\Rightarrow V = \frac{1}{3} \times 3.14 \times (8)^2 (9.5) = 636.4 in^3

Thus, the volume of the cone is 636.4 in³  

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Eric's bicycle tires have a 29-inch diameter and Maggie's bicycle tires have a 26-inch diameter. How much farther do Eric's tire
Tema [17]

Answer:

Eric’s tires would have traveled 94.2 inches more

Step-by-step explanation:

To get the answer to this question, we will need to calculate the circumference of each of the tires, then multiply each of the answers by the number of times in which they moved which is 10 in this case.

We start with Eric’s

Mathematically, the circumference of a circle C can be calculated by multiplying the diameter of the circle by pi.

C = pi * D

pi has a value of 22/7

in Eric’s case, the value of the circumference is 3.14 * 29 =91.06 inches

After 10 complete revolutions, the distance traveled by Eric’s tires would be 91.06 * 10 = 910.6 inches

Now, let’s move on to Maggie, the circumference of her own tires would be;

C = pi * D = 3.14 * 26 = 81.64 inches

The distance traveled after 10 revolutions would be 10 * 81.64 = 816.4 inches

Now we want to know how much father Eric’s tires have traveled after these 10 revolutions. That could be calculated by subtracting the value of 10 times the circumference of Maggie’s tires from that of Eric’s.

hence we have 910.6 - 816.4 = 94.2 inches

3 0
3 years ago
Barry's Bagel Emporium sells a dozen bagels for $5.00. This price is no longer high enough to create a profit. The owner
Gnoma [55]

Answer: plan B

Step-by-step explanation:

A) 5 cents increase a week means you need 60 weeks to increase the desired 3 dollars.

B) a 10% increase a week is expressed the following way: 8 = 5 x(1.1)^n where n is the amount of weeks to arrive from 5 the original price to 8 the final price increasing a 10% weekly. Solving for n= 4.93 then you need 5 weeks to get to 8 dollars. In other words

5 x1.1 x1.1 x1.1 x1.1 x1.1 > 8

C) n = 6 by definition

D) similar to A) increasing 5 times faster means you get to 8 dollars in a fifth of the time aka 12 weeks

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AVprozaik [17]

Answer:

Step-by-step explanation:

24 cats

16 dogs

16:24

/8 to simplify

simplifyied-2:3

8 0
3 years ago
Which statement about 4 + 2x is true?
Vinil7 [7]

Answer:

What statements, the statements aren't listed in the question?

Step-by-step explanation:

7 0
3 years ago
3x+8x*2 -11x everybody now<br> This?
marishachu [46]

Answer:

-8x+8x^2

Step-by-step explanation:

Assuming that you want to simplify that expression:

3x+8x^2-11x\\=-8x+8x^2

5 0
3 years ago
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