Side of a cube is 4.5 cm. Find the surface area of all vertical faces and total surface area of the cube.
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LSA = 81cm2. and TSA= 121.5cm2
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Step-by-step explanation:
Sum of Surface area of vertical faces = 4 a^2
= 4 × 4.5 × 4.5
= 9 × 9
= 81 cm^2
Total Surface area = 6 a^2
= 6 × 4.5 × 4.5
= 9 × 13.5
121.5cm^2
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