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Rudik [331]
2 years ago
10

Please help me with this question​

Mathematics
1 answer:
postnew [5]2 years ago
3 0

Answer:

the picture is not clear of that number in diagram

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Find the approximate volume of the figure below, composed of a cone, a cylinder, and a hemisphere. If necessary, round your answ
mixas84 [53]

Answer:

Volume of the solid = 480.42m³

Step-by-step explanation:

To sov this question, we'll have to break the solid into different shapes of solid to solve it easily.

Volume of a cylinder = πr²h

volume of a hemisphere = 4/3πr³

Volume of a cone = ⅓πr²h

π = 3.14

r = 3m

h(cylinder) = 11m

Slant height of cone = 3√(2)

Height of cone = ?

To find height of cone, we can use pythagorean theorem

a² = b² + c²

[ 3√(2)]² = 3² + c²

9*2 = 9 + c²

C² = 18 - 9

C = 9m

Height of the cone = 9m

Volume of a cylinder = πr²h

V = 3.14 * 3² * 11

V = 310.86m³

Volume of the cylnder = 310.86m³

Volume of the hemisphere = 4/3πr³

V = 3.14 * 3³

V = 84.78m³

Volume of the hemisphere = 84.78m³

Volume of the cone = ⅓πr²h

V = ⅓ * 3.14 * 3² * 9

V = 84.78

Volume of the cone = 84.78m³

Volume of the solid = volume of cone + volume of hemisphere + volume of cylinder

Volume of the solid = 84.78 + 84.78 + 310.86

Volume = 480.42m³

5 0
3 years ago
Ann and betty shared the sum of money in the ratio 2:3, if ann received $60 less than betty, what was the total sum of money sha
Sladkaya [172]
180$ hope that helps!
Happy Halloween:)
4 0
3 years ago
Read 2 more answers
Each week, you drive 150 miles. Your car gets 25 miles to the gallon, and gas prices are $3 per gallon. How much gas money will
Jet001 [13]
Im pretty sure the answer is 18
3 0
3 years ago
Use the figure below to complete the following problem
yarga [219]

Answer:

60

Step-by-step explanation:

<H + <T = 180

2x+ 60 + x + 30 = 180

3x + 90 = 180

3x = 90

 x = 30

<T = x + 30 = 30 + 30 = 60

Answer

<T = 60

6 0
3 years ago
15.7/6.28 what is the answer how do you do it
Andrew [12]
Simply divide 15.7 by 6.28 to get 2.5 :) easy peasy pumpkin pie
7 0
3 years ago
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