Special Angle Pairs
Degree expressions
Definitions
Triangle Angle Sums
Word Problems
100
What is the complement of 78 degrees?
12
100
Express 5.5° as degrees and minutes.
5° 30'
100
Vertical angles are (opposite, supplementary, complementary) each other?
Opposite
100
In Δ ABC: ∠A=45°, ∠B=45°. What is ∠C?
90°
100
Two angles are supplements one angle is 5 times the other. What are the measurements of the two angles?
30° and 150°
200
What is the complement of 45° 13'?
44° 47'
200
Express 10.25° as degrees and minutes.
10° 15'
200
The sum of angles of a triangle is equal to ____?
A straight angle
200
In Δ ABC: ∠A=35°, ∠B=100°. What is ∠C?
45°
200
Two angles are complements one angle is 12° more than the other. What are the measurements of the two angles?
39° and 51°
300
What is the complement of 80° 50'?
9° 10'
300
Express 13.80° as degrees and minutes.
13° 48'
300
One 360th of a circle is equal to one (degree, minute, second)?
Degree
300
In Δ ABC: ∠A=106°, ∠B=3°. What is ∠C?
71°
300
Two angles are complements one angle is 6° less than the other. What are the measurements of the two angles?
42° and 48°
400
What is the supplement of 137° 15'?
42° 45'
400
Express 15.9333° as degrees and minutes.
15° 56'
400
Complementary angles add to equal ____.
90 degrees
400
In Δ ABC: ∠A=45° 30', ∠B=55°30'. What is ∠C?
79°
400
Two angles are supplements one angle is twice the other. What are the measurements of the two angles?
60° and 120°
500
What is the supplement of 55° 36'?
124° 24'
500
Express 45° 12' as degrees only.
45.2°
500
Supplementary angles add to equal ____.
180 degrees or a straight angle.
500
In Δ ABC: ∠A=118° 12', ∠B=34° 10'. What is ∠C?
27° 38'
500
Two angles are supplements one angle is 30° less than twice the other. What are the measurements of the two angles?
70° and 110°
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