Answer:
See explanation
Step-by-step explanation:
Given triangle has its vertices at points A(-4,-2), B(1,3) and C(3,-2).
Find all sides lengths:

The longest side is AB.
By the Pythagorean theorem,

This is false statemnt, so this triangle is not right triangle.
Answer:
I must say i don't but i feel like it would be way easier then how my home school is doing it
Answer:
a) 35/8
b) 7/3
c) 27/5
Step-by-step explanation:
You could do x=81 with the little line on the top (represents the number going on forever, and example is 0.818181818181818181818181818818181818 etc.)
28/5ths which equally 595o