an aquarium is in the form of a cuboid whose external measures are 70cm*28cm*35cm.the base,side faces are to be covered with coloured paper . find the area of the paper needed .
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Given length = 70cm
breadth = 28 cm
height = 35 cm.
Area of base = l * b = 70 * 28 = 1960
Area of side base = b * h = 28 * 35 = 980
Area of back face = l * h = 70 * 35 = 2450.
Area of the paper needed = 1960 + 2450 + 2(980)
= 1960 + 2450 + 1960
= 6370 cm^2.
Hope this helps!
breadth = 28 cm
height = 35 cm.
Area of base = l * b = 70 * 28 = 1960
Area of side base = b * h = 28 * 35 = 980
Area of back face = l * h = 70 * 35 = 2450.
Area of the paper needed = 1960 + 2450 + 2(980)
= 1960 + 2450 + 1960
= 6370 cm^2.
Hope this helps!
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