Angles And Parallel Lines Worksheet With Answers Page 20
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3320
8) Calculate the size of the indicated angles. Name as many pairs of
complementary and supplementary angles as possible.
Answers:
1) 3.3°
2) ~35°
3) a = 45° b = 50° c = 55° d = 30°
4) a) not perpendicular b) not perpendicular
c) perpendicular d) perpendicular
5)
Angle
Complement
Supplement
Resulting angle measure
after the angle is bisected
73°
17°
107°
36.5°
78°
12°
102°
39°
15°
75°
165°
7.5°
48°
42°
132°
24°
90°
0°
90°
45°
68°
22°
112°
34°
41°
49°
139°
20.5°
136°
n/a
44°
68°
80°
10°
100°
40°
254°
n/a
n/a
127°
6) x = 67.5° y = 22.5°
7) 67.5°
8) a) x = 70°, y = 110°, x/y supplementary
b) x = 72°
c) x = 99°, x/81° supplementary
d) x = 245°
Math 10 Workplace
Marsh
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