Answer:
Yes it is a right triangle.
Step-by-step explanation:
Because the Pythagorean Theorem states that 

Answer:
x = 19
Step-by-step explanation:
Answer: x= 58°
explanation: interior angles of all triangles add up to 180.
Answer:
48
Step-by-step explanation:
100/50 = 2
This means each question was worth 2%
96% / 2% = 48
She got 48 questions right