the volume of a right circular cylinder is 448 pie CM square and height 7 cm find the lateral surface area and total surface area of right circular cylinder
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think that , the radious is = r
According to the question ,
πr^2h = 448π
or ,r^2 =448/7
or, r = √64 = 8
the surface = 2πrh = 2× 22/7 ×8 ×7 =2×22×8 = 352 cm^2
hope it helps
According to the question ,
πr^2h = 448π
or ,r^2 =448/7
or, r = √64 = 8
the surface = 2πrh = 2× 22/7 ×8 ×7 =2×22×8 = 352 cm^2
hope it helps
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