Question

The perimeter of rectangle is 40 cm.If its length is 12cm, then it's area is​

Answer 1

Answer:

perimeter of rectangle = length + breadth

so, perimeter - length = breadth

40-12= 28

breadth =28cm

length = 12cm

area of rectangle = length× breadth

area= 28×12= 336 cm

area = 336 cm