Question

find the area of a rectangle field whose : length---10m and perimeter---13m​

Answer 1

Answer:

2(l+b)=perimeter

2(10+b)=13

20+2b=13

2b=13-20

b=7/2

b=3.5

now we are going to find the area of rectangle

area=l*b

area=10*3.5

area =3.5 answer