.30 move the decimal two times to the left.
These triangles are congruent by AAS condition hence the statement is true
Answer:
$1220
Step-by-step explanation:
-π/2 < arctan(x) < π/2
So cos(π/2) < cos(arctan(x)) < cos(0)
0 < cos(arctan(x)) < 1
Answer:
5/6
Step-by-step explanation: