The answer is 45 because if you divide 84 and 2 you get 42 and then add 3
Your Answer Is....
A) Acute, C) Equilateral, And D) Isosceles.
Why?
Acute = All Sides Less Than 90°. Equilateral = All Sides The Same. Isosceles = 2 Or 3 Sides The Same. Therefore, A, C, And D Are Your Answers.
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My Name: AnonymousGiantsFan
Answer:
The answer would be: D. (1,2) and (2,-1)
