Answer:
8 and 9
Step-by-step explanation:

That equals

Answer:
D. x^24
Step-by-step explanation:
If it is in the parenthesis you multiply.
-2*-12= 24
Two negatives equals a positive.
Negativity, because it has to be simplyfy it and it ahead towards the negative
Answer:
No.
Step-by-step explanation:
A quadrilateral with 3 obtuse angles is possible. You could have 100°+100°+100°+60° quadrilateral or whatever. As long as it's inner angles add up to 360°, it is possible.
Answer:
1/3
Step-by-step explanation: