Answer:
EBC
Step-by-step explanation:
Supplementary means add to 180
It would form a straight line
To make a straight line with ABC, we need the angle CBE
Another way to write angle CBE is EBC
Answer:
Step-by-step explanation:
87 the to you do why try ice
It has two solutions because there is two Xs in the equation (x-4) (x-4)=36 which will get u two answers
7^2 = 6^2 + 9^2 - 2(6)(9)cos(m)
-68 = 2(6)(9)cos(m)
cos(m) = -0.6296
m = arcos ( -0.6296)
m = 129.0 degrees