Mathematics
Grade 8
15 min
Find measures of complementary, supplementary, vertical, and adjacent angles
Find measures of complementary, supplementary, vertical, and adjacent angles
Tutorial Preview
1
Two angles are complementary. One is 40°. What is the other?
2
Two angles on a straight line are supplementary. One is 110°. Find the other.
3
Two lines intersect. One angle is 65°. What is the vertical angle opposite it?
Sample Practice Questions
Easy
An angle measures 30°. What is the measure of its complementary angle?
0.30°
1.60°
2.90°
3.150°
Easy
If two angles are complementary and one is 50°, what is the other?
0.40°
1.50°
2.90°
3.130°
Easy
An angle measures 100°. What is the measure of its supplementary angle?
0.10°
1.80°
2.90°
3.100°
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