Geometry Lines and Angles

Which statement is true about obtuse angles?

• Obtuse angles are greater than 90 degrees

• Obtuse angles are equal to 90 degrees

• Obtuse angles are less than 90 degrees

This picture shows a line of symmetry

• Yes, it would fold and have the same shape on both sides

• No, it would not have the same shape on both sides if you folded it.

Does this show a line of symmetry?

• Yes, if you fold it on the line, both pieces would be the same

• No, if you fold it on the line, both pieces would NOT be the same

What are lines that cross or meet to form a right angle?

• line segments

• parallel lines

• perpendicular lines

• ray

What are lines that never cross or meet and are the same distance apart?

• intersecting lines

• parallel lines

• perpendicular lines

What does this image show?

• intersecting lines

• perpendicular lines

• right angle

• parallel lines

What is a protractor?

• an angle

• something to plow a field with

• a tool used to measure angles

• a line of indefinite length extending from an end point in one direction

What has two rays with a common endpoint?

• Angle

• Angle Vertex

• Center Mark

• Degree

What is the measurement of an angle called?

• Angle Vertex

• Center Mark

• Degree

• Zero Edge

What has an exact 90 degree angle?

• Right Angle

• Center Mark

• Ray

• Parallel lines