Search for tag: "angle"

Pythagorean Theorem

A quick run through the use of a^2 + b^2 = c^2 to find an unknown side of a right tirangle if we know the other two sides.

From  Tom Grant 14 plays 0  

Finding slopes of lines parallel and perpendicular to a line given in the form Ax + By = C

Shows how to convert Ax + By = C to y = mx + b then what and why the slopes for parallell and perpendicular lintes are what they are.

From  Tom Grant 20 plays 0