Use arccos...cos^-1 so
cos^-1 (0.8195)
it equals 34.96522689°
Answer:do u have the answer
Step-by-step explanation:
Answer:
Joe's father is 45.
Step-by-step explanation:
3x-x+2=4
Answer:

Step-by-step explanation:
we have the ratio

To write as percent, multiply the ratio by 100
so
