A 90 degree angle
What is a right angle?
An angle between 90 and 180 degrees.
What is an obtuse angle?
An angle less than 90?
the most basic building block of geometry
What is a point?
When an angle is split into two congruent angles.
What is an angle bisector?
Find the midpoint of the segment with endpoints at (-9, -10 and (-3, 7)
What is (-6, 3)?
What is the distance between (4, 8) and (1, 12)
What is 5?
Find the midpoint of (4, 10) and (1, 5)
What is (7, 3)?
Find the endpoint of line segment AB if A(2, 5) and the midpoint is at (-1, 3).
What is(-4, 1)
Name the rule: if point M lies between the line segment PQ, then QM + MP = PQ
What is betweenness of points?
Find the distance between (4, 3) and (-4, -3)
10 units
Name the rule: If point S lies in the interior of <RTV, them m<RTS + m<STV = <RTV
What is the Angle Addition Postulate?