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7.5 Standard Position Period
Angles in Standard Position:
In a coordinate plane, an angle can be formed by fixing one ray called the INITIAL SIDE, and rotating the other ray, called the TERMINAL SIDE, about the VERTEX.
Find the measure of each angle.
1)
2)
yy
50°
xx
60°
3)
4)
yy
50°
Classwork: Find the measure of each angle.
5)
6)
yy
xx
50°
xx
65°
85°
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Worksheet by Kuta Software LLC

7)
8)
yy
40°
xx
85°
10)
yy
9)
11)
12)
30°
xx
yy
40°
55°
20°
13)
xx
14)
yy
15)
yy
40°