The length of rectangle is thrice its breadth and its perimeter is 96 m, find the area of the rectangle?
432 sq m
356 sq m
452 sq m
428 sq m
Explanation:
$2\left(3x + x\right)$ = 96
l = 36 b = 12
lb = 36 $\times$ 12 = 432
Next Question
A rectangular grass field is 75 m $\times$ 55 m, it has a path of 2.5 m wide all round it on the outside. Find the area of the path and the cost of constructing it at Rs.2 per sq m?