Question

what is the maximum area of a rectangle whose perimeter is 18cm?

Answer 1

Perimeter,=2(l+b)
(l+b)=9
Let us assume
L*b=
5*4=20
6*3=18
7*2=14
8*1=8
The maximum area is 20cm²

Answer 2

Answer:

20cm

Step-by-step explanation:

Perimeter of rectangle =2(l+b)=18

l+B=9

THEN assume

6×3=18

7×2=14

8×1=8