

Triangle Sum Thorem
Presentation
•
Mathematics
•
7th Grade
•
Medium
Standards-aligned
Tosha Franks
Used 21+ times
FREE Resource
8 Slides • 5 Questions
1
Triangle Sum Thorem
4/30/2021

2
Multiple Choice
Will the following side lengths make a triangle; 17 cm, 15 cm, 40 cm?
yes
no
3
Triangles described based on Sides
Isosceles ~ triangle with 2 sides congruent
Equilateral ~triangles with all (3) sides congruent
Scalene ~ triangle with no sides congruent
4
Triangles described based on angles
Acute triangle ~ all angles are acute
Right triangle ~ triangle with one right angle
Obtuse triangle ~ triangle with one obtuse angle
5
6
7
8
9
10
Multiple Choice
A triangle has one angle that measure 81° and one that measures 37°. What is the measure of the third angle?
62°
76°
118°
99°
11
Multiple Choice
Will the following three angles form a triangle?
30°, 60°, 90°
yes
no
12
Multiple Choice
Find the measure of the missing angle.
30o
110o
150o
40o
13
Multiple Choice
Solve for x.
44o
-14o
-7o
63o
Triangle Sum Thorem
4/30/2021

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