Classifying Triangles
Angles, Angles, & Angles
SSS, SAS, ASA, & AAS Congruence
Calculate it!
Grab Bag
100
No Equal Sides or Angles
What is Scalene
100
Number of angles in a triangle.
What is 3 angles
100

SSS

What is side side side?

100

The total number of degrees in any triangle.

What is 180 degrees?

100

Two lines that will never meet

What are parallel lines?

200
Two equal sides and angles
What is Isosceles
200
The value of all three angles in a triangle added together.
What is 180 degrees
200
If two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle, then these two triangles are congruent.
What is SAS
200

A triangle with one angle that is more that 90 degrees.

What is an obtuse triangle?

200

The value of x in this proportion:

2/4 = 8/x

What is 16?

300
All sides and angles are equal.
What is Equilateral
300

When two lines intersect the opposite angles are equal to each other.

What are vertical angles

300

If two angles and the included side of one triangle are congruent to two angles and the included side of another triangle, then these two triangles are congruent.

What is ASA

300

The third angle in a triangle with one 20 degree and one 50 degree angle

What is 110 degrees?

300

A = 1/2bh

What is the formula for area of a triangle?

400
Has an angle whose measurement is greater then 90 degrees.
What is Obtuse
400

The little box in the corner of a triangle.

What is 90 degrees/Right Angle

400

If two angles and the non-included side of one triangle are congruent to two angles and the non-included angle of another triangle, then these two triangles are congruent.

What is AAS

400

The third angle in a triangle with one 50 degree and one 90 degree angle

What is 40 degrees?

400

Why is the obtuse triangle always upset?

It's never right!
500
All angles measure less then 90 degrees.
What is acute.
500
An exterior angle of a triangle is equal to the sum of the opposite interior angles.
What is Exterior Angle Theorem
500
If three sides of one triangle are congruent to three sides of another triangle, then these two triangles are congruent.
What is SSS
500

The measure of each angle in an equilateral triangle

What is 60 degrees?

500

Similar triangle's corresponding sides are this.

What is proportional?

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