find the total surface area of the hemispherewhose radius is 14 cm.

Radius of hemisphere; r = 14 cm
So total surface area of hemisphere = 3πr2 = 3×227×142 = 3×227×196 = 1848 cm2

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=3

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Total surface area of hemisphere = (3) (22/7) (14)(14)

= (132) (14)

Total surface area of hemisphere = (1848) sq.cm

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