lines and angles

• perpendicular lines

• straight line

• Intersecting lines

• parallel lines

• obtuse angle

• right angle

• acute angle

• straight angle

A right angle forms a ​ (a)   in the corner or ​ (b)   .

• square
• vertex
• circle
• point
• line

Which street is perpendicular to Sophia Ave?

Answer explanation

A perpendicular line intersects with another line to form a square

This is an __ angle.

Line BC is parallel to Line ​ (a)  

• AD
• AB
• DC
• AC
• BD

Which street is parallel to Allen Ln?

Match the angle with it's name.

• Acute Angle

• 
• Obtuse Angle

• 
• Right Angle

• 

An acute angle is __ than a square in the vertex.

An obtuse angle is __ than a square in the corner.