If a triangle has angles of 26 degrees and 83 degrees, what is the measure of the third angle?

Solving Missing Angles in Triangles and Quadrilaterals

Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Hard

Sophia Harris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
74 degrees
73 degrees
72 degrees
71 degrees
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the angles in any triangle?
90 degrees
180 degrees
270 degrees
360 degrees
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a triangle with angles of 43 degrees and 79 degrees, what is the measure of the missing angle?
61 degrees
60 degrees
59 degrees
58 degrees
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding a missing angle in a triangle?
Subtract the given angles from 360
Add the given angles together
Divide the given angles by 2
Multiply the given angles
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a triangle has angles of 87 degrees and 39 degrees, what is the measure of the third angle?
56 degrees
57 degrees
55 degrees
54 degrees
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the angles in any quadrilateral?
180 degrees
270 degrees
360 degrees
450 degrees
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a quadrilateral with angles of 89 degrees, 75 degrees, and 79 degrees, what is the measure of the missing angle?
120 degrees
119 degrees
118 degrees
117 degrees
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