Answer:
I believe that
1) Isosceles, acute
3) Scalene, obtuse
5) Isosceles, right
7) Equilateral, acute
Step-by-step explanation:
This should help in the future. :)
(4, 9) and (-10, -8)
5
If the area of a square = 4cm^2
then the side length of = √4 = 2 cm