i don't need no wrong answers.
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Hey mate!
here is your answer:
area of shaded region= area of rectangle+area of semicircle.
area of rectangle=length × breadth=8×4=32cm^3
area of semicircle =1/2×pie×radius^2=1=1/2×22/7×(6-4)^2
=11/7×2^2
=11/7×4=44/7cm^2
now, area of shaded portion=32+44/7=224+44/7
=268/7=38.29cm^2(approx)
Hope it helped ^_^
aditibishtchunu:
but is that a semi circle?
Answered by
1
Answer:
Step-by-step explanation:
AE=BC=4cm
l=8cm, b=4cm
Radius of semicircle=OP=6-4cm= 2cm
Area of total fig. = ar. of rectangle ABCE + area of semicircle EODP
= 8×4 + 22/7×2×2/2 cm^2
= 32 + 44/7
= 268/7
= 38.285 cm^2
= 38.29 cm^2
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