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Angles And Polygons
Test Description: Review problems
Instructions: Answer all questions to get your test result.
1) In triangle XYZ, if measure of X =72 and m of Y =74, what is the measure of Z?
A
34
B
72
C
180
D
214
2) The measures of the angles of triangle ABC are in the ratio 1:4:5. What are the measures of the angles?
A
20,80,100
B
10,40,50
C
1, 4, 5
D
18, 72, 90
3) If an exterior angle is 123 degrees, the two remote angles are 92 and x degrees. Find the value of x
A
41
B
145
C
31
D
215
4) What is the measure of a third angle of a triangle if one angle measures 25 and the second angle measures 50?
A
155
B
285
C
105
D
75
5) Find the measures of the angles in a triangle with the measurements: x, 120, x
A
120, 30, 30
B
60, 60, 120
C
30,80,30
D
12, 120, 12
6) Name the equation to find the sum of interior angles of a polygon
A
(n - 2) 180/ n
B
( n + 2) 180
C
(n - 2)180
D
(n-2)
7) Find the sum of the interior angle measures of a 15-gon
A
2340
B
15
C
2700
D
156
8) What is the equation to find one interior angle of a polygon?
A
( n - 2) 180/ n
B
( n -2) 180
C
( n + 2) 180
D
(n - 2)
9) Find the measure of one interior angle of a heptagon.
A
180
B
360
C
128.6
D
900
10) Find the measure of an exterior angle of an octagon.
A
360
B
1080
C
45
D
90
*select an answer for all questions
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