pls give me step by step explaination
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Answer : 220 cm²
Given :
The slant height of a right circular cone is 10 cm and its base radius is 7 cm
To find :
It's curved surface area
Solution :
Radius of the cone = 7 cm
Slant height of the cone = 10 cm
Curved surface area of right circular cone
= πrl
= 22/7 × 7 × 10
~ Seven gets reduced
= 22 × 10
= 220 cm²
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Step-by-step explanation:
l=10 cm
r= 7cm
curved surface area = 22/7 X 7 X 10
= 22 X 10
= 220 sq cm
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