Sophia: Finding the Angle Between Two Vectors: Lesson 3

Point out an application of Pythagoras. The segment of an essential playlist on geometry provides a quick review of the Pythagorean Theorem. Using a right triangle to show the positions of two points, the presenter calculates the...

Sal adds a few more steps to these problems as he solves algebraic equations with two steps, though he states that "there's more than one way to do it." Those who become confused by increasingly complicated algebra problems on a test...

This lesson explains how to find the angle between two vectors. It is 2 of 7 in the series titled "Finding the Angle Between Two Vectors."

This lesson explains how to find the angle between two vectors. It is 4 of 7 in the series titled "Finding the Angle Between Two Vectors."

This lesson explains how to find the angle between two vectors. It is 7 of 7 in the series titled "Finding the Angle Between Two Vectors."

This lesson explains how to find the angle between two vectors. It is 1 of 7 in the series titled "Finding the Angle Between Two Vectors."

Learn how to use an algebraic formula to find the distance between two given points on a coordinate plane.

Learn how to use an algebraic formula to find the distance between two given points on a coordinate plane.

So do you really want to know how to find a rational number between two given fractions? The teacher explains how to average the two fractions to find a rational number between the two fractions. There are several steps involved in...

Instructional video shows how to use the distance formula to find the distance between two points. [2:29]