5.) In the figure given below, PQRS is a square and P is the centre of the circle of radius 14
cm. Two quadrants are attached to the sides of the square at QR and RS. Find the area
and perimeter of the shaded part.
P
R
S
1
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Answer:
350 cm2, 175cm
Step-by-step explanation:
Area of QRS = Ar(PQRS)- Ar(PQS)
= r^2- πr^2/4
= 196- 154
= 42 cm2
Area of Q1R = πr^2/4 = 154
Area of R2S =154
Total Area = 42+154+154
=350cm2
perimeter = r +r + 2πr/4 + 2πr/4 + 2πr/4
= 2r + 3πr/2
= 28 + 66= 94cm
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