alleryThe slant height of a cone with radius 6 cm and height 8 cm is
A14 cm
B8 cm
C10 cm
D12 cm
Answer & Solution
Correct answer: C. 10 cm
We have l = sqrt(r^2 + h^2).
That is l = sqrt(36 + 64).
That is l = sqrt(100).
So l = 10 cm.
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