XiV. Practice: Lines & Angles

What is a point?

• a straight path

• an exact location

• endless flat surface

• lines that cross

What is a line?

• a straight path of points that goes on and on in two directions
• an endless flat surface
• an exact location in space
• lines that never intersect

What are parallel lines?

• Lines that form square corners
• lines that never intersect
• lines that pass through the same point
• lines that curve on an angle

What are intersecting lines?

• Lines that never cross
• lines that from square corners
• lines that pass through the same point
• Lines that curve on an angle

What are perpendicular lines?

• Lines that never intersect
• lines that pass through the same point
• Lines that form square corners
• Lines that curve on an angle

What is a line segment?

• Part of a line with 2 endpoints
• Part of a line that has 1 endpoint
• Part of a line with 0 endpoints
• Part of a line with 5 endpoints

What is a ray?

• Part of a line with 2 endpoints
• Part of a line with 1 end point and goes on forever 
• Part of a line with 0 endpoints
• Part of a line with 5 endpoints

What is a angle?

• Figure formed by two lines
• Figure formed by two planes
• Figure formed by two rays
• Figure formed bye two endpoints

What is a angle?

• Figure formed by two lines
• Figure formed by two planes
• Figure formed by two rays
• Figure formed bye two endpoints

What is a right angle?

• An angle at 90 degrees
• An angle at 0 degrees
• An angle less than 90 degress
• An angle greater than 90 degrees