1)

The radius at the base of a conical tent is 7 meters.If the slant height of the tent is 15 meters, what is the area of the canvas required to make the tent?


A) 30 sq.m

B) 60 sq.m

C) 300 sq.m

D) 330 sq.m

Answer:

Option D

Explanation:

21112017950_fig2.JPG

r=7 ms

l=15 m

Area of canvas required = C>S>A of cone =$\pi rl=\frac{22}{7}\times 7\times 15$$=300 sq.m$