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Classifying Triangles by Angles
Classifying Triangles by Sides
Find the Missing Measurement
Pythagorean Theorem
Solve for X
100
What kind of triangle has three acute angles?
Acute
100
What kind of triangle has 3 different side lengths?
A scalene triangle
100
All triangles have a total of _________ degrees
180
100

Find the missing length to the nearest tenth.

a= 8

b= 11

c= ?

What is 13.6?

100

Find the value of x.

a = x+30

b = 60

c = 60

What is 30?
200
What type of triangle has 2 acute angles and 1 right angle?
Right triangle
200
What kind of triangle has three equal side lengths?
An equilateral triangle
200
One angle on a triangle is 43 degrees, the second angle is 79 degrees, how many degrees is the third angle?
58 degrees
200

Find the missing length to the nearest tenth.

a= 1.6

b= 1.9

c= ?

What is 2.5?

200

Find the value of x.

a = 4x+2

b = 113

c = 37

What is 7?

300
How many obtuse angles are in an obtuse triangle?
1
300
What kind of triangle has at least 2 equal side lengths?
An isosceles triangle
300

45 degrees, 100 degrees, and _______ degrees

35 degrees

300

Find the missing length to the nearest tenth.

a = 7

b = ?

c = 9

What is 5.7?

300

Find the value of x.

a = 13x+2

b = 123

c = 29

What is 2?

400
Classify the triangle based on the following angle measurements: 45, 35, and 100 degrees
Obtuse
400
Classify the triangle using the following side lengths: 8 inches, 3 inches, 8 inches
Isosceles
400
If a triangle has two angles that are 50 degrees, how many degrees is the third angle?
80 degrees
400

Find the missing length to the nearest tenth.

a = 8.4

b = 9.9

c = ?

What is 13?

400

Find the value of x.

a = right angle

b = 3x-24

c = 39

What is 25?

500
What kind of angle is found in all triangles?
Acute
500
Why are all equilateral triangles isosceles?
All equilateral triangles are isosceles because an equilateral triangle has 3 equal side lengths and an isosceles triangle must have at least 2 equal lengths.
500

Find the missing angle.

a = 25 degrees

b = 4x degrees

c = 55 degrees

b = 100 degrees

500

Do the following lengths form a right triangle?

a = 3.3

b = 4.3

c = 5.3

No

500

Find the value of x.

a = 45

b = -9+9x

c = 45

What is 11?