Math, asked by numu89, 3 months ago

please answer my questions
Ans 2 and 3

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Answered by harsh5418119

0

ANSWER-

ans2=area=64cm², l=20,h=4cm

area=1/2*[l+l2]*h

=1/2*[20+L2]*4

64cm² = 40+2L2

24=2L2

12=l2

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