Answer:
1) 
2) 
Step-by-step explanation:
Step-by-step explanation:
A right triangle is a triangle in which one of the angles is a 90∘ angle.


Since None of the angels is 90° , so the triangle is not a right triangle.
Answer:
If the problem is asking
then the answer is 4
If it's asking
then the answer is 
Step-by-step explanation:
Answer:
$-6
Step-by-step explanation:
$(8-14)
= $-6
Hope this helped!
I am assuming that the second equation is

. In that case, the correct answers are (0, -1) and (3, -8).