1/5
9/45=1/5
8/40=1/5
I think this is right
Answered by Mimiwhatsup: The answer should be 720.
Hope it helps ~ Mimi
Answer: Last Option
Step-by-step explanation:
By definition the sum of the internal angles of a triangle must always be equal to 180 °.
This means that:

Now we solve the equation for the variable x




We subtract 12 in both barks of the equation


Divide by 3 on both sides of the equation



Finally the measure of angle ABC is: (56-5)° = 51°
Answer:
x = -1
Step-by-step explanation:
I hope it helps u dear
Answer:
obtuse (anything above 90* is obtuse)
Step-by-step explanation: