5. From each corner of a square of side 4 cm a quadrant of a circle of radius 1 cm is cut and
also a circle of diameter 2 cm is cut as shown in Fig. 12.23. Find the area of the remaining
portion of the square.
Answers
Answered by
7
Step-by-step explanation:
Area of shaded region = Area of square ABCD − Area of 4 quadrants − Area of circle with diameter 2 cm
Area of square =4×4=16cm
2
Area of sector =
360
θ
×π×r
2
Area of 4 quadrants =4×
360
90
×π×1×1
=3.14cm
2
Area of circle=π×r
2
=π×1×1
=3.14cm
2
∴ Area of shaded region =16−6.28 =9.72cm
2
MARK ME AS BRAINLLEST
Similar questions