Question

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Q1-:Find the area ( in cm²) of ∆APB. Q2-:Find the area (in cm²) of ∆BCQ. Q3-:Find the total area (in cm²) of UFO.

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Answer 1

Answer:

Area of shaded region = Area of square − Area of two semicircles

Area of square ABCD =14×14 = 196cm

2

Area of two semicircles = Area of 1 complete circle =

7

22

×7×7 =154cm

2

∴ Area of shaded region = 196−154 =42 cm

2