Volume of soild cylinder is 6237cm3. Find the radius ,if its height is 4.5cm
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Explanation:
volume of solid cylinder = 6237 cm^3.
height = 4.5 cm
radius = ?
volume of a solid cylinder = Volume of Cylinder .
= πr^2h.
6237 = 22/7 × r^2 × 4.5
6237×7/22= r^2 × 4.5
1984.5/4.5= r^2
r^2 = 441.
taking square to both side .
: r = 21cm.
the radius of a cylinder = 21 cm.
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