Question

The perimeter of a rectangle is 320 cm the breadth of the rectangle is 30 cm find its length Also find the area of the rectangle.std vii​

Answer 1

Answer:

Length=13cm; Area= 390sq.cm

Step-by-step explanation:

perimeter=2(length+breadth)

=2l+2b

320 =2l+(2*30)

320 =2l+60

2l =320-60

2l =260

l=260/2

l= 13cm

Area:

=l*b

=30*13

=390sq.cm