Postulates and Theorems

1. These are statements that are accepted as true without proof.

• A. Definitions

• B. Postulates

• C. Undefined Terms

• D, Theorems

2. These are staments that need to be proven.

• A. Definition

• B. Postulates

• C. Undefined Terms

• D. Theorems

3. Complete the statement using the given property:

Symmetric Property

If ∠J≅∠K, then _______________.

• A. ∠J≅∠J

• B. ∠K≅∠K

• C. ∠J≅∠K

• D. ∠K≅∠J

4. Which of the following Theorems states that

"If two angles are Linear pairs, then they are supplementary."

• A. Vertical Angle Theorem

• B. Supplement Theorem

• C. LInear Pair THeorem

• D. Triangle Angle Sum Theorem

5. Complete the Triangle-Angle Sum Theorem:

"The sum of the measures of the interior angles of a triangle is ____"

• A. Greater than 180 degrees

• B. Less than 180 degrees

• C. Equal to 180 degrees

• D. Greater than or equal to 180 degrees

6. Complete the Line Postulate:

"For every two points, there is exactly _____ line that contains both points."

• A. 1

• B. 2

• C. 3

• D. 4

7. What is the intersection of two planes?

• A. Point

• B. Line

• C. Plane

• D. Ray

8. Vertical angles are _____________

• A. Complementary

• B. Supplementary

• C. Congruent

• D. Undefined

9. All right angles are ____________

• A. Complementary

• B. Supplementary

• C. Congruent

• D. Undefined

10. The intersection of two lines is a ______.

• A. Point

• B. Line

• C. PLane

• D. Ray