RD Sharma - Mathematics

Book: RD Sharma - Mathematics

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

Subject: Maths - Class 8th

Q. No. 22 of Exercise 20.1

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22

The area of a rhombus is equal to the area of a triangle whose base and the corresponding altitude are 24.8 cm and 16.5 cm respectively. If one of the diagonals of the rhombus is 22 cm, find the length of the other diagonal.

Length of base of triangle = 24.8 cm


Length of altitude of triangle= 16.5 cm


Area of triangle =


Area of triangle =


Area of rhombus =


204.6 =


=


Hence, the length of other diagonal is 18.6 cm


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