Classifying Triangles
Triangle Sum Theorem
Mix Up Math
Angles
Missing Angles
100

This Triangle has exactly one 90 degree angle.

Right Triangle

100

The triangle sum theorem states that all angles in a triangle have a sum of _____________.

180 degrees

100

What is the value of π (pi) to two decimal places?

3.14

100

An angle that measures exactly 180 degrees

Straight Angle

100


x=22

200

This triangle has at least two equal sides.

Isosceles  Triangle

200

Find the missing angle.

25 degrees

200

 If a rectangle has a length of 8 units and a width of 5 units, what is its area?

40 square units

200

Angles that share a vertex and a side

Adjacent angles

200

These two angles are complementary. Solve for x

x=56

300

This Triangle has angles that measure 110, 50, and 30 degrees.

Obtuse Triangle

300

What is the measure of angle c ?

65 Degrees

300

 Solve for x: 2x + 5 = 15

 x = 5

300

Angles that equal 90 degrees together.

Complementary Angles

300

These two angles are supplementary angles. Solve for x

x=50

400

This triangle has side lengths that measure 10in, 6in and 8in.

Scalene Triangle

400

What is the measure of angles d and e 

d= 65 degrees

e= 65 degrees

400

If a train travels at a speed of 60 miles per hour, how far will it travel in 3 hours?

 180 miles

400

Two angles that equal that 180 degrees together.

Supplementary Angles

400

Solve for x

x=85 degrees

500

Name this triangle by its sides and angles.

Obtuse, isosceles triangle

500

Solve for x

x=15

500

 Solve for y: 2y - 8 = 12

y = 10

500

Angles that are opposite of each other when two lines intersect.

Vertical Angles

500

Angles a and c are vertical angles. Solve for a, b, and c.

a=133 degrees

b= 47 degrees

c= 133 degrees

M
e
n
u