Question

Perimeter of a rectangle 70 cm and length is 20 cm then area=
​

Answer 1

Answer:

Heya!!

Step-by-step explanation:

$2 \times (l + b) \\ 2 \times (70 + 20) \\ 2 \times 90 \\ 180$

Thanks!!

Answer 2

Answer:

first we find breadth

p=2(l×b)

70=2(20×b)

70=40b

70/40=b

1.15=b

Now we find area

a=l×b

a=20×1.15

a=2.30