The diameter of a vollyball is 15.5 find its radius and volume.Please answer with full process
1 answer:
Answer:
Radius: 7.75; Volume: 142 (rounded to 3 s.f.)
Step-by-step explanation:
The vollyball is a sphere.
The diameter of a sphere is twice as much as its radius.
Radius = 15.5 ÷ 2
= 7.75
The volume of a sphere is 
r² where r is the radius.
Volume = (7.75)²
= 45.046875
= 142 (rounded to 3 s.f.)
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