In a parallelogram abcd ,ab=12cm.if the altitudes corresponding to the sides dc and ad are respectively 9 cm and 11 cm,then the length of ad is
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Thank you for asking this question. Here is your answer:
AB = 12 cm
DE = 9 cm
BF = 11 cm
Now the area of parallelogram = base x corresponding height
AD x BF = AB x DE
AD x 11 = 12 x 9
AD = (12*9) / 11
AD = 108/11
= 9.8 cm
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