Angles And Polygons Question Preview (ID: 23720)


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In triangle XYZ, if measure of X =72 and m of Y =74, what is the measure of Z?
a) 180
b) 34
c) 214
d) 72

The measures of the angles of triangle ABC are in the ratio 1:4:5. What are the measures of the angles?
a) 18, 72, 90
b) 10,40,50
c) 20,80,100
d) 1, 4, 5

If an exterior angle is 123 degrees, the two remote angles are 92 and x degrees. Find the value of x
a) 145
b) 215
c) 31
d) 41

What is the measure of a third angle of a triangle if one angle measures 25 and the second angle measures 50?
a) 105
b) 155
c) 285
d) 75

Find the measures of the angles in a triangle with the measurements: x, 120, x
a) 60, 60, 120
b) 12, 120, 12
c) 30,80,30
d) 120, 30, 30

Name the equation to find the sum of interior angles of a polygon
a) (n - 2)180
b) (n-2)
c) (n - 2) 180/ n
d) ( n + 2) 180

Find the sum of the interior angle measures of a 15-gon
a) 15
b) 2700
c) 2340
d) 156

What is the equation to find one interior angle of a polygon?
a) ( n -2) 180
b) (n - 2)
c) ( n - 2) 180/ n
d) ( n + 2) 180

Find the measure of one interior angle of a heptagon.
a) 180
b) 128.6
c) 900
d) 360

Find the measure of an exterior angle of an octagon.
a) 45
b) 1080
c) 360
d) 90

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