Download Pairs of Angles - Militant Grammarian

Name
LESSON
1-4
Date
Class
Practice A
Pairs of Angles
Fill in the blanks to complete the sentence.
The first one has been done for you.
linear pair
1. A
are opposite rays.
is a pair of adjacent angles whose noncommon sides
2. Complementary angles are two angles whose measures have a sum of
90⬚
.
3. The kind of angle formed by the noncommon sides of two adjacent and
complementary angles is a
4.
Supplementary
right angle
.
angles are two angles whose measures
have a sum of 180⬚.
5. The kind of angle formed by the noncommon sides of two adjacent and
supplementary angles is a
straight angle
.
Draw your answer in the space provided.
3AMPLEANSWER
6. Draw ⬔1 and ⬔2 so that
they are adjacent angles.
7. Draw ⬔1 and ⬔2 so that
they form a linear pair.
adjacent angles:
two angles with a common
vertex and side but no
common interior points
3AMPLEANSWER
In an equilateral triangle, all three sides have equal lengths
and all three angles have equal measures. Find the measure
of the following angles.
8. supplement of ⬔A
120⬚
9. complement of ⬔A
30⬚
!
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G1_IDEA_PA0104.indd Sec1:1
Holt Geometry
4/10/06 10:25:21 PM
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