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Find the area of adjoining figure is


  • a)
    1.54 cm2

  • b)
    15.4 cm2

  • c)
    7.7 cm2

  • d)
    260 cm2

Correct answer is option 'D'. Can you explain this answer?
Verified Answer
Find the area of adjoining figure isa)1.54 cm2b)15.4 cm2c)7.7 cm2d)260...
Base and height of ΔABF and ΔCED are same. Thus their respective areas will be same.
Total area = (Area of △ABF)×2+Area of rectangle BCEF
Total area = (12×10×6)×2+(10×20) = 60+200
Total area = 260cm2
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Most Upvoted Answer
Find the area of adjoining figure isa)1.54 cm2b)15.4 cm2c)7.7 cm2d)260...
D)
reason=
diameter=2×radius
diameter =4cm
radius=2cm
area of circle= pie×radius²=
22/7×4=
12.57
as it is a semi-circle
area=area of full circle/2
=12.57/2=
6.28
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Community Answer
Find the area of adjoining figure isa)1.54 cm2b)15.4 cm2c)7.7 cm2d)260...
Area of half semicircle = 1/2 πr^2
= 1/2 × 22/7 × 2 × 2
= 6.28 ___
___
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