1.

The perimeter of a square is 40cm. A rectangle of length 20cm has the same area that of the square. Find the breadth of the rectangle

Answer»

Perimeter of SQUARE =4*side
40=4side
side = 10
area of square = side²=100
area of square=area of rectangle
100 =l×b
100=20b
b=100/20
b=5 cm



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