The spherical head of a straight pin has a radius of 0.8 mm.

What is the approximate volume of the head of the straight pin? Use 3.14 to approximate pi and round your answer to two decimal places.

Question

The spherical head of a straight pin has a radius of 0.8 mm.

 

What is the approximate volume of the head of the straight pin? Use 3.14 to approximate pi and round your answer to two decimal places.

acxbox22 · Answer

the formula for volume is V=(4/3)(pi)(r^3)
plug in 0.8 for r
3.14 for pi
and solve for V

anonymous · Answer

I still don't get it

anonymous · Answer

im sorry im a little slow today
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igreen · Answer

$V_{sphere} = \dfrac{4}{3} \pi r^3$

$V_{sphere} = \dfrac{4}{3} (3.14) (0.8)^3$

Multiply 4/3 * 3.14 * 0.8 * 0.8 * 0.8

acxbox22 · Answer

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