area of isosceles whose sides are 12cm 12cm 6cm
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Step-by-step explanation:
By herons formula
Ist side =12
2nd side=12
3rd side=6
Semiperimeter=12+12+6/2
=15
15*(15-12)*(15-12)*(15-6)^1/2
15*3*3*9^1/2
9*(15^1/2)
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