The sum of the radius of base and height of a solid right circular cylinder is 10 cm. If the total surface area of the cylinder is 220 sq cm. Then find the volume of the cylinder
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Step-by-step explanation:
2.π.5cm.(h+r)= 220cm²
10cm(h+5cm)= 220cm²×7/22
10cmh= 70cm²-50cm²
h= 20cm²/10cm= 2cm
therefore vol³= πr²h
= 22/7×25cm²×2cm = 157.14cm³
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