1. What is the measure of the exterior angle if the interior angle is 80°? *

100
280
10
90

2.Find the measure of the interior angle if the measure of the exterior angle is 75. *

100
15
105
115

3.It is a segment from a vertex that is perpendicular to the line containing the opposite side. *

perpendicular bisector
altitude
angle bisector
median

4.What is the measure of the hypotenuse of the triangle if the measure of the two legs are 3 and 4? *

7
25
5
49

5.It is a triangle with no sides are equal. *

isosceles
scalene
right
obtuse

6.Find < x if the 2 remaining angles of a triangle are 28° and 100 ° respectively *

52°
62°
72°
42°

7.What do you call a segment, a ray or a line that bisects an interior angle? *

angle bisector
perpendicular bisector
altitude
median

8.It is the longest side of a triangle.

vertex
angle
hypotenuse
side

9. In triangle ABC ,if <A = 75° , <B = 20° ,what is < C? *

95°
85°
75°
105°

10. How many sides does a polygon have if the sum of the interior angles is 3240°? *

16
18
20
22

11.What is the meaning of the two Greek words where the word Polygon came from? *

Many and Angles
Many and Sides
Sides and Vertex
Angles and Vertex

12.Which of the following is not a characteristic of a polygon? *

Polygons contain line segments.
Polygons are closed plane figure.
Polygons separates a plane into five sets of points.
Each endpoint of a polygon contains two segments.

13. It is a part of a line with two endpoints. *

ray
half-line
segment
line

14. ⦟a and ⦟b are complementary angles. If ⦟b is 35° , what is the measure of ⦟a? *

145°
55°
65°
45°

15.Which of the following is not a secondary part of a triangle? *

median
altitude
hypotenuse
angle bisector



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