Triangle Congruence

Question 1

Acute Triangle

Answer 1

Has three acute angles.

Question 2

Equiangular Triangle

Answer 2

Has three equal angles.

All the angles are 60 degrees.

Question 3

Right Triangle

Answer 3

Has one right (90) angle.

Question 4

Obtuse Triangle

Answer 4

Has one obtuse angle.

Question 5

Equilateral Triangle

Answer 5

All three sides are equal length.

Question 6

Isosceles Triangle

Answer 6

Two sides are equal.

Question 7

Scalene Triangle

Answer 7

None of the sides are equal.

Question 8

What is the triangle sum theorem?

Answer 8

Says that all the angles of a triangle add to 180.

Question 9

Remote Interior Angle

Answer 9

Interior angles that are not adjacent to an exterior angle.

Question 10

Interior Angle

Answer 10

Inside angle

Question 11

Exterior Angle

Answer 11

An angle formed by extending one side of the triangle.

Question 12

Corresponding Angles

Answer 12

Angles that are in the same place.

Question 13

Corresponding Sides

Answer 13

Sides that are in the same place.

Question 14

SSS

Answer 14

Side, Side, Side

Question 15

Included Angle

Answer 15

The angle between two sides.

Question 16

SAS

Answer 16

Side, Angle, Side

Question 17

Included Side

Answer 17

The side between two angles.

Question 18

ASA

Answer 18

Angle, Side, Angle

Question 19

AAS

Answer 19

Angle, Angle, Side

Question 20

HL

Answer 20

Hypotnuse, Leg

Works only for right triangles.

Question 21

CPCTC

Answer 21

Corresponding Parts of Congruent Triangles are Congruent

Question 22

Isosceles Triangle Theorem

Answer 22

If two sides of a triangle are equal, then two angles are equal also.

Question 23

Vertex Angle

Answer 23

The angle of an isosceles triangle that is not the same.

Question 24

Base

Answer 24

The side of an isosceles triangle that is not the same.