Question

A solid composed of a cylinder with hemispherical ends on both side. The radius and height of cylinder are 20cm and 35 cm respectively. Find total surface area of solid

Answer 1

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Answer 2

Answer:

Step-by-step explanation:

Surface area of solid =c.s.a of cylinder +2(c.s.a.of hemisphere). 2×22/7×35×20+2(2×22/7×35×35). 4400+15400. 19800cm^2