Complementary and Supplementary Angles Answers
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Angle B measures 60°. What is the measure of the angle that is complementary to angle B?
A
30°B
60°C
120°D
180°
4
Given: intersects at point C. Prove: DCB ECA
A
linear pair postulateB
givenC
definition of complementary anglesD
congruent complements theorem5
Angles A and B are complementary.
A
34B
56C
68D
796
Right angle FCD intersects and at point C. FCE is congruent to ECD. ECD is complementary to DCB.
A
They are congruent and complementary.B
They are congruent and supplementary.C
They are complementary but not necessarily congruent.D
They are supplementary but not necessarily congruent.7
Angles 1 and 2 form a right angle.
A
linearB
congruentC
complementaryD
supplementary8
Given:1 is complementary to 2. 2 is complementary to 3.Prove:m1 = m3
A
m1 = m2B
m1 + m2 = 90°C
m2 = m3D
m2 + m3 = 180°9
Two lines are intersected by a third line.
A
2 5B
2 is complementary to 5.C
m2 = m8D
2 is supplementary to 8.10
Angle B measures 60°. What is the measure of the angle that is complementary to angle B?
A
30°B
60°C
120°D
180°11
Points A, B, and C are on line AC.
A
40°B
50°C
60°D
70°Did you find these answers helpful?
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