Triangle Sum
Theorem
Theorem
Exterior Angle
Theorem
Theorem
Isosceles Triangles
Triangle
Inequalities
Inequalities
Triangle Relationships
100
What is the value of x?
What is...
x = -3
100
What does the Exterior Angle Theorem State?
What is...
The 2 non-adjacent angles are equal to the exterior angle of the third angle in the triangle.
100
What is the definition of an Isosceles triangle?
What is...
A triangle that has at least 2 congruent sides.
100
Do the following lengths make a triangle?
12, 14, 16
What is...
Yes
100
Put the side lengths in order from greatest to least. 
What is...
BC, AB, and AC
200
What is the Triangle Sum Theorem?
What is...
The 3 angles of any triangle ALWAYS equal 180 degrees.
200
Find the value of x?
What is...
x = 22
200
What is the value of <N? What theorem are you using?
What is...
<N = 31degrees
Iso Theorem
200
Do the following lengths make a triangle?
7, 15, and 8
What is...
No
200
What is the order of angles from least to greatest?
What is...
<F, <H, and <G
300
Find the value of x.
What is...
x = 9
300
What is the value of the exterior angle?
What is...
100 degrees
300
Find the value of segment CB 
What is...
CB = 4
300
What does the Triangle Inequality Theorem state?
What is...
For 3 sides to be a triangle, the sum of the two smaller sides must be greater than that of the third side.
300
What is the shortest of Triangle ABC
What is...
AB and AC
400
What are the values of the angles?
What is...
55, 53, and 72 degrees
400
Find the value of x
What is...
x = 20
400
What are the value of the legs?
What is...
34 units, Iso Theorem Converse
400
What is the range of possible measures of the third side?
11, 11
What is...
0<x<22
400
What is the inequality of the side lengths from least to greatest?
What is...
IJ<IG<GJ<GH<JH
500
Find the value of x
What is...
x = 7
500
What is the value of x?
What is...
x = 11
500
What is the difference between the Iso Theorem and the Iso Theorem Converse?
What is...
The Iso Theorem gives the congruent legs to find the base angles, while the Converse gives the base angles to find the legs.
500
What is the range of possible measures of the third side?
13.5 and 17.4
What is...
3.9<x<30.9
500
List the sides in order from least to greatest.
What is...
d,a, e, c, b