If shapes are congruent, then they are mathematically equal (same dimensions, angles etc.). So just locate where the angle x is on both triangles, it should have a value on or a calculable value on the other. If you provide us with the actual sheet I could walk you through it.
Answer: 37
Explanation: Triangles's angles add up to 180. 180-45-98 is 37
Answer:
$34500
Step-by-step explanation:
In order to reverse a 5% pay raise, divide by 1.05.

Answer:
Maybe it could be six or 30
Step-by-step explanation: