From what angle
Formed by 2 rays with the same vertex
What is an angle?
A part of a line
What is a line segment?
The vertical line on a coordinate plane
What is the y-axis
Pi or 3.14 times Diameter
What is the formula for the circumference of a circle?
Another way of saying 15 squared
What is 15 x 15 or 225?
An angle that measures 90 degrees
What is a right angle?
Intersecting lines that form 4 right angles
What are perpendicular lines?
The place where the x-axis and the y-axis intercept
What is the origin?
The distance around a circle
What is the circumference of a circle?
What is the square root of 169?
What is 13?
An angle that is less than 90 degrees
What is an acute angle?
2 lines that travel the same direction but NEVER intersect
What are parallel lines?
The horizontal line on a coordinate plane
What is the x-axis
The distance from the middle of a circle to any edge of the circle
What is the radius?
What is the name of the big number in 3 squared?
What is 3?
2 angles that lay side by side
What are adjacent angles?
Starts at a point and goes in one direction infinitely
What is a ray?
The steepness of a line on a coordinate grid
What is a slope?
Pi or 3.14 times the radius squared
What is the formula for the area of a circle?
What is another way you can say 20 x 20?
What is 20 squared or 400?
2 or more angles that equal 180 degrees
What are supplementary angles?
A straight path of points that continues in two directions
What is a line?
Coordinates or locations on a coordinate grid are written as
What are ordered pairs?
A figure in which every point is exactly the same distance from the center
What is a CIRCLE?
What is the square root of 625?
What is 25?