Not entirely sure if this is the right answer but angles BAC and ACD are the same because they are alternate angles. You can tell because of the parallel lines AB and CD they lie on. That could probably be how the triangles are congruent because they have the same angles... I’m just guessing
Answer:
8.7
Step-by-step explanation:
<h3>✺<u> </u><u>x = -135</u></h3>
Step-by-step explanation:
Given:

Multiply both sides of the equation by the common denominator :

After doing maximum cancellations,





Hence, value of x is <u>-</u><u>1</u><u>3</u><u>5</u>