Question

wmeleris
30 cm
432 cm (b) 512 cm
(c) 542 cm
The length and breadth of a rectangle are in the ratio 3:2. If its area is 216 cm. then its
(d) 532 cm
(b) 30 cm
(c) 40 cm
(d) 120 cm​

Answer 1

Step-by-step explanation:

$3x \times 2x = 216 \\ {x}^{2} = 36 \\ x = 6 \\ hence \: \: \: \: \: a = 3 \times 6 = 18 \\ \: \: \: \: b = 6 \times 2 = 12$

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