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What is the area (in sq cm) of a rectangle of perimeter 52 cm and breadth 20 cm? |
130 cm2 140 cm2 120 cm2 110 cm2 |
120 cm2 |
Perimeter of rectangle = 2 (l + b) 52 = 2 (l + 20) l = \(\frac{52}{2}\) – 20 = 6 cm. area = l × b = 6 × 20 = 120 cm2 |
