Mathematics
ABCD is a parallelogram. If AB = 3.6 cm and altitude corresponding to sides AB and AD are respectively 5 cm and 4 cm, then AD will be :
5.5 cm
3.5 cm
2.5 cm
4.5 cm
Theorems on Area
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Answer
We know that,
Area of ∥gm = Base × Height
Area of ∥gm ABCD using base AB = 3.6 × 5 = 18 cm2
Area of ∥gm ABCD using base AD = AD × 4
18 = AD × 4
AD =
AD = 4.5 cm.
Hence, option 4 is the correct option.
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