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Date______________
Study Guide Sections 13.1 to 13.3
Find the angle measure.
1.
and
are supplementary and
º. Find
2.
and
are complementary and
48º. Find
and
3.
are supplementary angles.
and
are vertical angles. If
º, find
Find the value of x in the figure. (The figure may not be drawn to scale.)
4.
5.
90°
(4 x  10)
7. Lines r and t are parallel. Find
6.
x
and
x
(The figure may not be drawn to scale.)
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8. Find p, q, r, s, t, u, and v. (The figure may not be drawn to scale.)
____
9. In the figure,
is parallel to
the measure of
. What is the value of x?
and the measure of
10. Use the figure to tell whether each statement is true or false. Lines c and
d are parallel.
a.
b.
c.
d.
e.
f.
11. Find the sum of the measures of the interior angles of the regular polygon.
12. Find the measure of an interior angle and the measure of an exterior angle for the regular 28-gon
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13. Find the value of x. (The figure may not be drawn to scale.)
14. Find the measure of each exterior angle of a regular polygon with 30 sides.
15. Find the measure of the unknown angle in the diagram.
16. Consider the figure shown.
a. What is the sum of the interior angles of the quadrilateral shown?
b. Find the value of x.
c. Find the value of y.
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