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The curved surface area of a …

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The curved surface area of a right circular cone is 12320 cm². If the radius of its base is 56cm, then find its height.

Posted by Kanishkan Kaushik 3 years, 7 months ago

CBSE > Class 10 > Mathematics

3 answers

Ayushi Gupta 3 years, 7 months ago

CSA = π × r × l 12320 = 22/7 × 56 × l l = 12320 × 7/22 × 1/56 L = 70 m H^2 = L^2 - R^2 H^2 = (42)^2 H = 42 m

Rani Kumari Rani Kumari 3 years, 7 months ago

Height of cone is 42cm

Ayush Anand 3 years, 7 months ago

The height of cone is 42 cm.

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