1) The relationship between angles a and b is vertical. 2) The relationship between angles a and b is supplementary. 3) The measure of angle b is 51°.

1. Kuta Software - Infinite Pre-Algebra Name___________________________________
Angle Relationships Date________________ Period____
Name the relationship: complementary, supplementary, vertical, or adjacent.
1) 2)
a a
b b
3) 4)
b a b
a
5) 6)
b
a
a b
Name the relationship: alternate interior, corresponding, or alternate exterior.
7) 8)
a
b
b a
9) 10)
a
a b
b
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2. Find the measure of angle b.
11) 12)
60°
65°
b
b
13) 14)
244° b
46°
b
23°
15) 16)
b 39°
94°
b
Find the value of x.
17) 18)
43°
88° 2x°
(3x + 1)°
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3. Kuta Software - Infinite Pre-Algebra Name___________________________________
Angle Relationships Date________________ Period____
Name the relationship: complementary, supplementary, vertical, or adjacent.
1) 2)
a a
b b
vertical
supplementary
3) 4)
b a b
a
complementary
vertical
5) 6)
b
a
a b
complementary adjacent
Name the relationship: alternate interior, corresponding, or alternate exterior.
7) 8)
a
b
b a
corresponding
alternate interior
9) 10)
a
a b
b corresponding
alternate exterior
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4. Find the measure of angle b.
11) 25° 12) 60°
60°
65°
b
b
13) 93° 14) 46°
244° b
46°
b
23°
15) 51° 16) 94°
b 39°
94°
b
Find the value of x.
17) 18)
43°
88° 2x°
(3x + 1)°
14
44
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