Question

A piece of paper is in the shape of a semi - circular region of radius 10 cm. It is rolled to form a right circular
cone. The slant height is
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Answer 1

Answer:

Hi! When the semicircular piece of paper is rolled to form a right circular cone, the circumference of the circular base of the right circular cone formed is the length of the curve part of semicircular piece of paper.

Answer 2

Answer:

10 cm

Explanation:

When the semicircular piece of paper is rolled to form a right circular cone, the circumference of the circular base of the right circular cone formed is the length of the curve part of semicircular piece of paper .

So , the slant heightof right circular cone is the radius of semi circle which is = 10cm .

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