what angle is 90 degrees?
Right angle
140 degrees
A straight path that continues forever in both directions.
A line
Set of lines that never touch?
Parallel Lines
The total space taken up by a shape
Area
What angle is less than 90 degrees?
What type of angles are on a square?
Right angles
The part of a line between two endpoints.
Line segment
Two lines that cross to form a 90 degree angle
Perpendicular Lines
Perimeter
What angle is more than 90 degrees but less than 180 degrees?
Obtuse angle
100 Degrees
Has one endpoint and continues forever in one direction.
A Ray
Two lines that cross to form any angle that is not 90 degrees
Intersecting Lines
A square has a side that is 8 ft long. What is the area of the shape?
64 ft2
What angle is 180 degrees?
How many degrees is a quarter of a circle?
90 degrees
what is the point called where two lines meet to form an angle.
Vertex.
A shape that has 4 perpendicular angles
Rectangle or Square
A square has the perimeter 12? What is the area?
9 ft2