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प्रश्न
Find the T.S.A and L.S.A of the cube whose side is 7.5 cm
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उत्तर
7.5 cm
Side of a cube (a) = 7.5 cm
T.S.A of the cube = 6a2 sq.units
= 6 × 7.5 × 7.5 cm2
= 337.5 cm2
L.S.A of the cube = 4a2 sq.units
= 4 × 7.5 × 7.5 sq.cm
= 225 cm2
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