Geometry 1. First Semester

Front 1

Chapter 5. Triangle Properties.
Complete the EQUILATERAL TRIANGLE CONJECTURE:
An equilateral triangle is .........., and, conversely, an equiangular triangle is ................

Back 1

....equilateral....
....equiangular....

Front 2

Chapter 5. Triangle Properties.
Complete the TRIANGLE INEQUALITY CONJECTURE:
The sum of the lengths of any two sides of a triangle is ................... the length of the third side.

Back 2

..... greater than ......

Front 3

Chapter 5. Triangle Properties.
Complete the TRIANGLE EXTERIOR ANGLE CONJECTURE:
The measure of the exterior angle of a triangle is .....................

Back 3

..... equal to the sum of the measures of the remote interior angles.

Front 4

Chapter 5. Triangle Properties.
Complete the SSS CONGRUENCE CONJECTURE:
If the three sides of one triangle are congruent to the three sides of another triangle, then ...........

Back 4

.....the triangles are congruent.

Front 5

Chapter 5. Triangle Properties.
Complete the SIDE-ANGLE INEQUALITY CONJECTURE:
In a triangle, the longest side is opposite.................,
and the shortest side is opposite .................

Back 5

....... the angle with greatest measure......
....... the angle with least measure.

Front 6

Chapter 5. Triangle Properties.
Complete the SAA CONGRUENCE CONJECTURE:
If two angles and a side that is not between them in one triangle are congruent to two angles and a side that is not between them in another triangle, then...........

Back 6

.....the triangles are congruent.

Front 7

Chapter 5. Triangle Properties.
Complete the CONVERSE OF THE ISOSCELES TRIANGLE CONJECTURE:
If a triangle has two congruent angles, then ......

Back 7

.....the sides opposite are congruent. (It is an isosceles triangle.)

Front 8

Chapter 5. Triangle Properties.
Complete the ISOSCELES TRIANGLE CONJECTURE:
If a triangle is isosceles, then ...........

Back 8

......its base angles are congruent.

Front 9

Chapter 5. Triangle Properties.
Complete the ASA CONGRUENCE CONJECTURE:
If two angles and the side between them in one triangle are congruent to two angles and the side between them in another triangle, then...........

Back 9

..... the triangles are congruent.

Front 10

Chapter 5. Triangle Properties.
Complete the TRIANGLE SUM CONJECTURE:
The sum of the measures of the angles of a triangle is ........ ?

Back 10

......180 degrees.

Front 11

Chapter 5. Triangle Properties.
Complete the THIRD ANGLE CONJECTURE:
If two angles in one triangle are equal in measure to two angles in another triangle, then the third angles..................?

Back 11

.....are equal.

Front 12

Chapter 5. Triangle Properties.
Complete the VERTEX ANGLE BISECTOR CONJECTURE:
In an isosceles triangle, the bisector of the vertex angle is also the ................ to the base and the ................ to the base.

Back 12

.......altitude....

.......median.....

Front 13

Chapter 5. Triangle Properties.
Complete the SAS CONGRUENCE CONJECTURE:
If two sides and the angle between them in one triangle are congruent to two sides and the angle between them in another triangle, then...........

Back 13

....... the triangles are congruent.