find the area of a rectangle whose length is 4cm more than its breadth and perimeter is 240 cm.
Answers
Answered by
0
breadth=58
length=62
Step-by-step explanation:
breadth=x
length=x+4
perimeter=2(l+b)=240
= 2(x+4+x)=240
= 2(2x+4)=240
= 2x+4=240/2
= 2x+4=120
= 2x=120-4
=2x=116
= X=116/2
= X=58
= X+4= 58+4=62
Similar questions