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The Perimeter of a Rhombus is 46 Cm. If the Height of the Rhombus is 8 Cm; Find Its Area. - Mathematics

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Question

The perimeter of a rhombus is 46 cm. If the height of the rhombus is 8 cm; find its area.

Sum
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Solution

Let a be the length of each side of the rhombus.
4a = perimeter
4a = 46
a = 11.5 cm

We know that,
Area = Base x Height
         = 11.5 x 8 
         = 92 sq.cm

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Chapter 20: Area and Perimeter of Plane Figures - Exercise 20 (B) [Page 255]

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Selina Concise Mathematics [English] Class 9 ICSE
Chapter 20 Area and Perimeter of Plane Figures
Exercise 20 (B) | Q 21 | Page 255
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