Math, asked by gudiyanoor9, 7 months ago

the volume of a right circular cone is 100 π cm³ and height is 12cm, then let us write by calculating the slant height of the cone.​

Answers

Answered by manavnegi
3

Step-by-step explanation:

Volume = (1/3)πr2h

According to the question,

(1/3)πr2h = 100π

⇒ (1/3)πr2 x 12 = 100π

⇒ r2 = 25

∴ r = √25 = 5 cm

∴ Slant height (l) = √h2 + r2

= √122 + 52

= √169 = 13 cm

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