Monday, June 25, 2018

RS Aggarwal Class 10 Solutions Volume and Surface Areas of Solids

RS Aggarwal Class 10 Solutions Volume and Surface Areas of Solids


Question 1:
rs-aggarwal-class-10-solutions-volume-and-surface-areas-of-solids-19a-q1-1
Radius of the cylinder = 14 m
And its height = 3 m
Radius of cone = 14 m
And its height = 10.5 m
Let l be the slant height
rs-aggarwal-class-10-solutions-volume-and-surface-areas-of-solids-19a-q1-2
Curved surface area of tent
= (curved area of cylinder + curved surface area of cone)
rs-aggarwal-class-10-solutions-volume-and-surface-areas-of-solids-19a-q1-3
Hence, the curved surface area of the tent = 1034
Cost of canvas = Rs.(1034 × 80) = Rs. 82720

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