Understanding Triangles
Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the interior angles of a triangle?
360°
90°
180°
270°
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If angle D is 100° and angle E is 33°, what is the measure of angle F in triangle DEF?
77°
57°
47°
67°
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a triangle with angles in the ratio 2:3:5, what is the measure of the smallest angle?
72°
54°
36°
18°
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the angles of a triangle are in the ratio 2:3:5, what is the measure of the largest angle?
54°
72°
90°
108°
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the measure of an angle in a triangle if you know the other two angles?
Add the two known angles and subtract from 180°
Add 90° to the sum of the two known angles
Multiply the two known angles
Divide the sum of the two known angles by 2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If angle 4 is 135° and angle 1 is supplementary to it, what is the measure of angle 1?
75°
65°
55°
45°
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of triangle has one angle greater than 90°?
Equilateral triangle
Right triangle
Acute triangle
Obtuse triangle
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