Question

Find the value of x in the parallelogram.

Answer 1

Since it's a parallelogram, the length of AD and BC are the same.

Hence,
`x + 21 = 12x - 1`.

`x + 21 = 12x - 1`

`12x - x = 21 + 1`

`11x = 22`

`x = 2`

Therefore, x = 2.

Explanation:

Hope this helped!