Answer:
180=2x+ 24( angles opposite to equal sides)
156/2=x
x=78
Step-by-step explanation:
Answer:where is the diagram so i could help you
Step-by-step explanation:
There is no solution. Here is the explanation with both of the methods :)

bear in mind that, though the square has two valid roots, one negative and one positive, the hypotenuse is just a radius distance, and therefore is never negative.