Answer:
1
(
π
3
)
Step-by-step explanation:
Explanation:
Substitute
tan
y
x
for
θ
=
Obtain
on the left by using the inverse tangent on both sides:
−
Multiply both sides by x:
True
22
Given:
180°<θ<270° and
We know for any angle ,
∴
75:45
3*15=45
5*15=45