In the given figure, ABCD is a || gm in which DL ⊥ AB. If AB = 10 cm and DL = 4 cm, then the ar(||gm ABCD) = ?
(a) 40 cm²
(b) 80 cm²
(c) 20 cm²
(d) 196 cm²

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Solution

(a) 40 cm²
ar(||gm ABCD) = base × height = 10 × 4 = 40 cm²

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In the given figure, ABCD is a || gm in which DL ⊥ AB. If AB = 10 cm and DL = 4 cm, then the ar(||gm ABCD) = ? (a) 40 cm2 (b) 80 cm2 (c) 20 cm2 (d) 196 cm2

(a) 40 cm2 ar(||gm ABCD) = base × height = 10 ​× 4 = 40 cm2

In the given figure, ABCD is a || gm in which DL ⊥ AB. If AB = 10 cm and DL = 4 cm, then the ar(||gm ABCD) = ?
(a) 40 cm²
(b) 80 cm²
(c) 20 cm²
(d) 196 cm²

(a) 40 cm²
ar(||gm ABCD) = base × height = 10 × 4 = 40 cm²