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Natasha_Volkova [10]
3 years ago
15

A cone and a sphere have the same volume the base of the cone has a radius of 8 feet and the sphere has a radius of 6 feet what

is the height of the cone?
Mathematics
1 answer:
jekas [21]3 years ago
3 0

Step-by-step explanation:

Volume of Cone=

\frac{1}{3} \pi \: r {}^{2} h

Volume of Sphere=

\frac{4}{3} \pi \: r {}^{3}

Since VC = VS

\frac{1}{3} \times 3.14 \times 8 {}^{2}  \times h =  \frac{4}{3}  \times 3.14 \times 216

66.99h = 904.32

h = 904.32 ÷66.99

h= 13.5 feet

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An empty graduated cylinder has a mass of 50 grams. The cylinder has a mass of 120
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Find the value of the variable. If your answer is not an integer, leave it in simplest radical form.
AlekseyPX

Answer:

$\frac{5\sqrt{2} }{2}$

Step-by-step explanation:

x: \text{opposite side of the angle of 45\º}

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$\sin(\theta)=\frac{\text{opp}}{\text{hyp}} \Rightarrow \sin(45\º)=\frac{x}{5} $

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You can just remember that 5 is the diagonal of a square of side length x.

$5=x\sqrt{2} \Rightarrow x=\frac{5}{\sqrt{2} } \Rightarrow x=\frac{5}{\sqrt{2} } \cdot \frac{\sqrt{2} }{\sqrt{2} } = \frac{5\sqrt{2} }{2} $

5 0
4 years ago
To solve x-8=16 cassie added 8 to both side of the equation which property justifies this step?
JulijaS [17]

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Step-by-step explanation:


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At the bottom of the text.

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1. 72° as well.

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7 0
3 years ago
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