This page provides a list of educational videos related to Use Trigonometry and with Right Triangles. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to Use Trigonometry and with Right Triangles.

Area of a Triangle - MathHelp.com - Geometry Help

By yourteachermathhelp

Students learn the formula for the area of a triangle and are asked to solve problems using this formula. Note that right triangle formulas and trigonometry are used extensively in the problems in this lesson.

Trigonometry 1.5

By Khan Academy

Sal is given a right triangle with an acute angle of 65ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ and a leg of 5 units, and he uses trigonometry to find the two missing sides.

Trigonometry 2

By Khan Academy

Area of a Trapezoid - YourTeacher.com - Geometry Help

By yourteachermathhelp

For a complete lesson on area of a trapezoid go to http://www.yourteacher.com - 1000+ online math lessons featuring a personal math teacher inside every lesson! In this lesson students learn the formula for the area of a trapezoid and are asked to solve problems using this formula. Note that right triangle formulas and trigonometry are used extensively in the problems in this lesson.

Sine Cosine Tangent | SOHCAHTOA | MathHelp.com

By MathHelp.com

Trigonometric Substitution

By The Organic Chemistry Tutor

This calculus video tutorial provides a basic introduction into trigonometric substitution. It explains when to substitute x with sin, cos, or sec. It also explains how to perform a change of variables using u-substitution integration techniques and how to use right triangle trigonometry with sohcahtoa to convert back from angles in the form of theta to an x variable. There's plenty of examples and practice problems in this lesson.