Math, asked by Arohan11, 1 year ago

The diameter of a metallic ball is 4.2cm . What is the mass of the ball, if density of the mate is 8.9 gram per centimeters sq.

Answers

Answered by Mainaak
5
diameter = 4.2 cm
radius = 2.1 cm
Volume =
 \frac{4}{3} \pi  {r}^{3}
So, volume = 8.8 cubic cm
mass =volume × density
=8.8 ×8.9
=78.32 gm
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