# Tag Archives: angles

## Math Analysis – Dot Product – Find the angle between two vectors

By | February 17, 2017

Angle between two vectors In this tutorial the student will learn how to find the angle between 2 vectors.  Also note that Work and the Dot Product are one in the same. Virginia SOL MA.11 The student will perform operations with vectors in the coordinate plane and solve real-world problems, using vectors. This will include the following topics:… Read More »

## Algebra – Find all the measures of the angles of an isosceles triangle when given 3 expressions for each angle

By | January 11, 2017

Isosceles Triangle Word Problem In this tutorial the students will learn how to find all the measure of the angles of an isosceles triangle when given 3 expressions for each angle in word problem format.

## Geometry – Constructions Playlist

By | November 24, 2016

16 Geometry Constructions Playlist In this playlist you will find 16 tutorials that show you the step-by-step process of creating various geometry constructions from scratch.  All that you need is a protractor, compass and straightedge.  Each of the constructions are concise and very easy to follow.  If you have just 3-6 minutes you will be able to… Read More »

## Trigonometry – Unit Circle Construction – COUNTING METHOD

By | October 6, 2016

Unit Circle Construction – COUNTING METHOD In this tutorial students learn how to create the Unit Circle based off of memorization. Virginia Standards of Learning (SOL) T.1, T.2, T.3 Notice how all of the (x,y) values have a denominator of 2. Notice the 1, 2, and 3 counting technique used for each of the numerators. Take the square… Read More »