Question

The length of one side of a Parallelogram is 7cm less than twice the length of the adjacent sides. if it's perimeter is 70cm, find all of sides of the parallelogram

Answer With Steps of Explanation ​

Answer 1

Answer:

b=

4

3

a

Perimeter =2(a+b)=70

2(a+

4

3

a)=70

a+

4

3

a=35

4

7

a=35

∴a=35×

7

4

⇒a=20cm

⇒b=

4

3

×20=15