Answer:
6
Step-by-step explanation:
The 2 angles at a vertex are supplementary (one interior and one exterior) the exterior angle is = the the sum of the 2 remote interior angles..
Answer:
3,-2.
Step-by-step explanation:
hope this helps. :-)
Answer:
it's C
Step-by-step explanation:
edge 2020
Not math.
33. (c) A chain reaction is from extra neutrons making even more neutrons.
34. (a) E=mc² and all that; the missing mass becomes kinetic energy
