Geometry study guide for 1st Semester Exam

Name the image

• Line
• Ray
• Line segment
• Angle

Two lines intersect at a ....

• angle
• point
• line
• intersection

How many points do you need to make a line?

• 1
• at least 2
• 3
• 4

This is what kind of angle?

• right
• acute
• obtuse
• straight

This is what kind of angle?

• obtuse
• right
• straight
• acute

What is the measurement of a right angle?

• 70
• 80
• 90
• 180

What are complementary angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that are equal to each other

• Angles that are opposite of each other when lines intersect.

What kind of angles are shown?

• complementary
• supplementary
• adjacent
• corresponding

If ∠H and ∠J are complementary, and the measure of ∠H is 35°, what is the measure of ∠J?

• 145
• 55
• 60
• 65

Are these angles complementary, supplementary or neither?

• complementary
• supplementary
• neither