Answer : 50
Explanation : All angles of a triangle add up to 180
Bookmark numbers helps keep track of how many bookmarks you have
Answer:
14
Step-by-step explanation:
im different
3/1 is the slope............,
-π/2 < arctan(x) < π/2
So cos(π/2) < cos(arctan(x)) < cos(0)
0 < cos(arctan(x)) < 1
