The sum of the angle measures of a triangle is 180°
m∠A + m∠B + m∠C = 180°
Angle Relationships, Complementary, Supplementary, Triangle Sum Theorem

Quiz
•
Mathematics
•
7th Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Triangle Sum Theorem
Exterior Angle Theorem
Third Angle Theorem
Centroid Theorem
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The acute angles of a right triangle are
supplementary
linear
complementary
60°
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The measure of each angle of an equiangular triangle is
complementary
supplementary
60°
45°
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The measure of an exterior angle of a triangle is equal to the sum of the measures of its remote interior angles.
m∠4 = m∠1 + m∠2
Triangle Sum Theorem
Exterior Angle Theorem
Third Angles Theorem
Congruent Triangles Theorem
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Set up an equation that will help you solve for x.
60 + 75 + 180 = x
60 + 75 + x = 180
60 + 75 = x
60 + x = 75
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Q1. What is the sum of 10 and 7?
1) 10
A) 17
2) 80
3) 90
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the measure of x?
101°
111°
121°
131°
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