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Trapezium given below; find its area. - Mathematics

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प्रश्न

Trapezium given below; find its area.


बेरीज
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उत्तर

In ΔCMB 

CB2 = CM2 + MB2

(10)2 = CM2 + (6)2

100 - 36 = CM2 

`sqrt64` = CM

CM = 8 cm

Area of ABCD = `1/2 xx ( 8 + 14 ) xx 8`

= 22 × 4

= 88 cm2

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पाठ 20: Area and Perimeter of Plane Figures - Exercise 20 (B) [पृष्ठ २५६]

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सेलिना Concise Mathematics [English] Class 9 ICSE
पाठ 20 Area and Perimeter of Plane Figures
Exercise 20 (B) | Q 27.2 | पृष्ठ २५६
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