The ball has a diameter of 7 inches. The cylindrical hole has a diameter of 1 inch. Which of the following is the best estimate of the volume, in cubic inches, of the ball without the treat section? Round to the nearest tenth.
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Answered by
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Answer:
1060 cubic inches
Step-by-step explanation:
volume of ball=π×7×7×7=343π
volume of cylindrical hole=π×1×1×7=7π
volume of ball without treat sec.=343π-7π=336π
so estimate vol.=336×22/7=48×22=1056
when rounding off to nearest ten it becomes 1060 cubic inches
Answered by
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Answer:
Step-by-step explanation:
V= 4/3 πr3 <(cubic)
= 4/3 π (3.5) ^3
= 179.5
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