Observe the change in the trigonometric ratios as angles vary. An interactive provides the values of trigonometric ratios for both acute angles in a right triangle. Pupils create a right triangle to match given criteria and find the...

Determine the distance between two trees from afar. Pupils use an interactive resource to create two right triangles using trees and a plane. They determine the horizontal legs of each triangle to find the distance between the two trees.

For this trigonometry worksheet, students solve right triangle problems.  They find the sine, cosine and tangent of given triangles.  This on-line, interactive worksheet contains 6 problems.  Answers are provided.

A java applet that will solve a right triangle when you provide angle D and its adjacent side e.

A java applet that will solve a right triangle when you provide angle D and the length of the hypotenuse f.

A java applet that will solve a right triangle when you provide side lengths for d (long side) and e (short side).

A java applet that will solve a right triangle when you provide the lengths of side e (short side) and side f (hypotenuse).

A java applet that will solve a right triangle when you provide the lengths for side d (long side) and for side f (hypotenuse).

WebMath offers a java applet that allows you to input information about a right triangle, and then solves the triangle for any of the missing pieces of information. It also gives a detailed solution using the information that you provided.

A java applet that will solve a right triangle when you provide information for angle D and its opposite side d.