Answer:
false in all cases
Step-by-step explanation:
1) they are not supplementary ,cuz sum is not 180
2) false,cuz sum is not 90°
3) measure of AOB is not 60° and OC not bisecting them
4) measure of AOB is not 60° and OB not bisectijg AOC
✌️:)
<span>c. a statement cannot become a theorem until it is proven...
Hope it helps !!!</span>
15/66 I think you might be able to simplify
Answer:

Step-by-step explanation:
the quadratic formula is:

a= -2, b = -1 and c =-3
Putting values in the formula

So, 
Answer:
952
Step-by-step explanation:
If you have anything else that has to do with donuts it goes straight to me.