Intro to Geometry

Which of the following best describes a line in geometry?

• A line with two arrows extending infinitely

• A line with no endpoints or arrows

• A line with one endpoint and one arrow

• A line with two endpoints

What is the measure of an obtuse angle?

• Exactly 180 degrees

• Greater than 90 but less than 180 degrees

• Exactly 90 degrees

• Less than 90 degrees

What is the sum of the measures of complementary angles?

• 45 degrees

• 90 degrees

• 180 degrees

• 360 degrees

What is a segment bisector?

• A line that divides a segment into two equal parts

• A line that forms an angle with a segment

• A line that intersects a segment at any point

• A line that runs parallel to a segment

Which postulate can be used to prove that two triangles are congruent if two angles and the included side are known?

• SSS Postulate

• AAS Postulate

• SAS Postulate

• ASA Postulate