The edges of two cubes are 8cm and 4cm respectively.calculate the ratio of their surface area?
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Answer:
the answer is 4 : 1
Step-by-step explanation:
the total surface area of cube is 6a²
the first surface area of cube is 6 × 8² = 384 cm².
the second surface area of cube is 6 × 4² = 96 cm².
therefore the ratio is 384 : 96 = 4 : 1.
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