Answer:
36°
Step-by-step explanation:
By remote interior angle theorem:
b + 81° = 117°
b = 117° - 81°
b = 36°
I am pretty sure it is 30. Hope it helps!!
Answer:
A
Step-by-step explanation:
Using Pythagoras theorem, we have
x^2+11^2=15^2, x^2=104, x=2*sqrt(26)
1) y= 1/2x+2 and I have no idea about 2
Answer:
D
Step-by-step explanation:
D is the only answer given as a ratio, the rest are not.
