Question

yolanda is making a banner for a school pep rally. she cuts fabric in the shape of a parallelogram. the angle at the bottom - left corner measures 80°. what is the value of x? 40 50 100 160

Explanation:

Step1: Recall parallelogram angle property

Consecutive angles in a parallelogram are supplementary (sum to $180^\circ$).

Step2: Set up the equation

$x + 80 = 180$

Step3: Solve for $x$

$x = 180 - 80$

Answer:

100