What is the value of x?

Me! #1 write an equation for the interior angles of this triangle that uses the triangle sum theorem. #2 what is the value of x? #3 what is the measure of #4 classify the triangle above as acute, obtuse, or right. state your reason in a complete sentence.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg