Question

if the total surface area of a cone of radius 7cm is 704sq,find its slant height
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Answer 1

This is the answer this may help you

Answer 2

Answer:

Slant Height = 25 cm

Step-by-step explanation:

TSA of Cone = $\pi r l + \pi r^2$

$\pi r l + \pi r^2$ = 704

(22/7 × 7 × L) + (22/7 × 7 × 7) = 704

22L + 154 = 704

22L = 704 - 154

22L = 550

L = 550/22

L = 25 cm

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