9^2 < 6^2 + 8^2
so its acute angled.
72+28+66+81=297
360-297=63
She would need to score 63 on her last exam.
Answer:
The solution of the given quadratic equation is 1 and (-10).
Step-by-step explanation:




Solving equation by quadratic formula:
Here , a = 1,b = 9, c = (-10)



The solution of the given quadratic equation is 1 and (-10).
N3Y+7 can have infinate solutions