find the area of a triangle whose sides of which are 18 cm and 10cm and the perimeter is 42 CM
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Here in the question given the answer is a irrational one. To find the answer calculate the third side by using the perimeter given. Then finding semi perimeter and calculating area gives answer
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vuvek:
worng the answer is 21 underroot 11cm
how justify pla
wait .... under root 4851 is 21× underroot 11 but that what i got but just i gave in decimal form
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69.64912 I hope it will help you
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