Answer:
B. 103°
Step-by-step explanation:
Supplementary angles add up to 180°, so we can find the measure of angle 2 by subtracting 77 from 180
180 - 77
= 103
So, m∠2 is 103°
P=1. I hope this helps. :)
Answer:
B
Step-by-step explanation:
45-45-90
find hypotenuse: leg × root 2
