Math, asked by harshimithu, 1 year ago

The radius and Curved surface area of right circular cone are 8 cm and 220 cm square respectively . Find its height.

Answers

Answered by ChallangerClasses

csa of cone= π×r×l
220=
$\frac{22}{7 } \times 8 \times l$
l=220*7/(22*8)
70/8

Srishma: rukho..ek sec

ChallangerClasses: 100% sahi he

Srishma: ans is cmng in decimal

Srishma: hey u have found the value of L...but the ques is to find h

ChallangerClasses: yes using Pythagoras l2-r2=h2

Srishma: h= root of L square+ r square

Answered by Srishma

sry..its rough..

hope it helps u..
:)

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Srishma: alee..theek hai baba..

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