RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 20. Mensuration-I (Area of a Trapezium and a Polygon)

Subject: Maths - Class 8th

Q. No. 6 of Exercise 20.1

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Find the area of Fig. 20.25, in square cm, correct to one place of decimal. (Take π =22/7)

Area of the figure = area of square + area of semi circle – area of right angled triangle


Area of the figure = side × side +


Area of the figure = 10 × 10 +


Area of the figure = 100 + 78.57 - 24


Area of the figure = 100 + 78.57 – 24 = 154.57 cm2


Area of the figure = 154.57 cm2


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