the total surface of a cone is 704 sq cm. The radius of it's base is 7cm. Its slant height will be??
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Answer:
So the answer is = 24.2cm
Step-by-step explanation:
T.S.A of cone= 704cm2
Radius=7cm
Formulae:-
T.S.A of cone=πr(r+L)
704=22/7x7(7+L)
704=22+7+L
704/22+7=L
24.2=L
Therefore. The slant height is 24.2cm
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