Triangle Angle-sum Property worksheets
Access printable triangle-angle-sum-property worksheets
Q. Find the measure of the angle indicated.
answer choices
139°
66°
138°
116°
Q. The Triangle Sum Theorem states that the sum of all angles in a triangle is ______.
answer choices
45°
90°
180°
360°
Q. What is the third angle of a triangle whose 1st angle is 79 and the 2nd angle is 43?
answer choices
43
58
72
101
Q. Find the measure of the missing angle.
answer choices
90o
100
130o
50o
Q. Solve for x.
answer choices
16
11
50
6
Q. Solve for x THEN find the degrees for angle A.
answer choices
44o
96o
-14o
63o
Q. If all three angles are exactly the same measure, how big is each angle?
Hint: x + x + x = 180
Hint: x + x + x = 180
answer choices
180 degrees
90 degrees
50 degrees
60 degrees
Q. Angles that are exactly 90 degrees are called _____ ______.
answer choices
tight angles
acute angles
obtuse angles
right angles
Q. If 2 of the angles of a triangle are 30 and 70 degrees, the third angle measures...
answer choices
80
100
60
90
Q. Find the measure of the indicated angle.
answer choices
26
36
85
144
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Interactive triangle-angle-sum-property worksheets & quizzes
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