Math, asked by Mirnalini6, 1 year ago

ans these as fast as u can

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Answered by Devesh225
0
83-81/2
166-81/2
85/2
42.5cm^2

Devesh225: area of 1 = 1/2 * 6 * 7 =21cm^2
Devesh225: area of 2nd= 1/2 * 4 *3 =6cm^2
Devesh225: area of third= 1/2 * 3 * 9 =27/2cm^2
Devesh225: now area of shaded region = area of rectangle -( area of 3 traingles)
Devesh225: 63-(21+6+27/2)
Devesh225: 63-(27+27/2)
Devesh225: 63-81/2
Devesh225: 126-81/2
Devesh225: 45/2
Devesh225: =22.5cm^2(Ans)
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