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From David Sease
65 playsThis video demonstrates how to solve a two-column proof involving two parallel lines and a transversal. -
From David Sease
36 playsThis video demonstrates how to construct parallel lines using a compass, safety compass, and a straight edge. -
From David Sease
16 playsThis video demonstrates how to construct perpendicular lines using a compass, safety compass, and a straight edge. -
From David Sease
12 playsThis video examines the characteristics of angle pairs. -
From David Sease
44 playsThis video demonstrates how to use the angle addition postulate to find variables. -
From David Sease
4 playsThis video demonstrates how to find the midpoint of a line segment when given two coordinate points. -
From David Sease
16 playsThis video demonstrates how to find the distance of the hypotenuse of a triangle given two coordinate points. -
From David Sease
9 playsThis video demonstrates how to classify angles on based on their measurements in degrees. -
From David Sease
20 playsThis video demonstrates how to find the slope, midpoint, and distance of a line on a coordinate plane. -
From David Sease
432 playsThis video demonstrates how to find the slope of a line given two coordinate points on a graph. -
From David Sease
6 playsThis video demonstrates how to use inductive reasoning to determine an unknown. -
From David Sease
85 playsThis video examines a conditional statement and demonstrates how to write a converse, inverse, contrapositive, and biconditional statement. -
From David Sease
3 playsThis video demonstrates how to find a counterexample when given a conjecture. -
From David Sease
12 playsThis video demonstrates how to find a line perpendicular to a given line and through a given point. -
From David Sease
28 playsThis video demonstrates how to complete an algebraic proof using a given statement. -
From David Sease
452 playsThis video examines parallel and perpendicular lines and demonstrates how to determine if lines are parallel, perpendicular, or neither.