Question

Find the value of x in the parallelogram.

Answer 1

Answer:

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.

Step-by-step explanation:

Hope this helped!