Answer:
53°
Step-by-step explanation:
17² = 18² + 20² - 2(18)(20) cos Q
289 = 324 + 400 - 720 cos Q
289 = 724 - 720 cos Q
-435 = -720 cos Q
0.6042 = cos Q

Q = 52.83
Answer:
True
It is also known as Theodorus' constant named after Theodorus of Cyrene, who proved its irrationality!
Y=mx+b helps to find slope of a line.
B is where it starts on the y axis.
m is the slope.
Answer:
what did you need to know :(
Answer:
Step-by-step explanation:
I'm sorry forgot how to exactly solve it