Vocab Challenge #2 (1-17-2023)

Define Acute

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

Define Obtuse

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

An angle whose measure is exactly 90 degrees.

• acute
• vertical
• right
• straight

an angle that measures greater than 90* but less than 180*

• acute angle

• obtuse angle

• straight angle

• right angle

lines that never intersect and are always the same distance apart

• perpendicular lines

• intersecting lines

• parallel lines

part of a line that begins at one endpoint and continues without end in one direction

• ray

• point

• line segment

• line

an angle that measures exactly 90*

• acute angle

• obtuse angle

• straight angle

• right angle

lines that intersect at right angles to form a right angle

• parallel lines

• perpendicular lines

• points

• intersecting lines

How many degrees is a straight angle?

• 90
• 360
• 180
• 145

• Segment addition
• Congruent segments
• Circumcenter
• bisector