Question

the two sides of the parallelogram are is the ratio 4:7 the length of the parallelogram is 4.2cm find its perimeter​

Answer 1

Step-by-step explanation:

In parallelogram, opposite sides are equal.

Let the sides of parallelogram be 4x, 4x,7x,7x.

Also, length of the parallelogram is 4.2cm.

i.e., 7x=42.

=> x=> 42/7=6.

The perimeter: 4x+4x+42+42

= 2(4×6+42)

=> 2(24+42)

=> 2(66)

=> 132cm.

Answer 2

Refer the attachment for your answer