Finding Unknown Exterior Angles in Triangles
Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Practice Problem
•
Medium
Standards-aligned
Jackson Turner
Used 1+ times
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the angles on a straight line?
90 degrees
180 degrees
45 degrees
360 degrees
Tags
CCSS.8.G.A.5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the interior angles of a triangle?
90 degrees
180 degrees
270 degrees
360 degrees
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is an exterior angle of a triangle formed?
By extending one of the sides of the triangle outwards
By bisecting one of the interior angles
By drawing a perpendicular from one vertex
By connecting the midpoints of two sides
Tags
CCSS.8.G.A.5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between an exterior angle and the interior angles of a triangle?
The exterior angle is equal to the difference between the two opposite interior angles
The exterior angle is half the sum of the two opposite interior angles
The exterior angle is equal to the sum of the two opposite interior angles
The exterior angle is equal to the sum of all three interior angles
Tags
CCSS.8.G.A.5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is true about the exterior angle of a triangle?
It is always equal to the sum of the two opposite interior angles
It is always less than the sum of the interior angles
It is always equal to one of the interior angles
It is always greater than any of the interior angles
Tags
CCSS.8.G.A.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If angle A is 40 degrees and angle B is 60 degrees, what is the exterior angle D?
80 degrees
120 degrees
100 degrees
90 degrees
Tags
CCSS.7.G.B.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example problem, what is the value of angle D if angle A is 50 degrees and angle B is 30 degrees?
70 degrees
80 degrees
100 degrees
90 degrees
Tags
CCSS.8.G.A.5
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