the base area of a cone is 38.5cm.Its volume is 77cm.Find its height.
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Answered by
0
Answer:
tell me the formula please
Answered by
1
Answer:
6 cm.
Step-by-step explanation:
Given:
Base area = πr² = 38.5 cm. ----( 1 ).
Volume = ⅓ πr²h = 77 cm.
Substituting ( 1 ) in the above equation, we get,
⅓ × (38.5) × h = 77 cm.
h = 77 ÷ (38.5/3) = (77 × 3)/38.5 = 6.
Therefore,
Height of Cone = 6 cm.
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