A slate is 35 cm long and 20 cm wide. It issurrounded by a wooden fram – InterviewSolution

1.

A slate is 35 cm long and 20 cm wide. It issurrounded by a wooden frame of width 2.5 cm allaround. Find the area of the wooden frame.

Answer»

Area of slate = 35*20 = 700 cm^2Area of outer region = (35+5)*(20+5) = 40*25 = 1000 cm^2

Area of wooden frame = 1000-700 = 300 cm^2

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