1 and 2 are right angles.
Supplementary means they add up to 180. If they are congruent, both of them must be 90 degrees, which are right angles.
Hope this helps!
Answer:
-2
Step-by-step explanation:
5/28 is already in simplest form<span />
Answer:
the answer is b
Step-by-step explanation:
the first and last equation on my calculator are the same
The lowest common denominator of 2, 4, 8 is 2 because is the smallest number that can divide all three numbers without any residue.