he
surface area.
if its slant height is 21 m and diameter of its base
1. Diameter of the base of a cone is 10.5 cm and its slant height is 10 cm. Find its curved
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Answer:
165 cm^2
Step-by-step explanation:
Diameter of the base =10.5cm
∴ Radius of the base (r)= 10.5/2 cm
=5.25cm
Slant height (l)=10cm
∴ Curved surface area of the cone = πrl
= 22/7*5.25*10
=165cm^2
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