Help your students discover why two triangles are sometimes possible when using the law of sines.
You get two worksheets and a PowerPoint review
Triangle Ambiguity worksheet
Students explore and draw the two possible triangles. At the end of the exploration, students should be able to tell you how to find the angles and sides of the second triangle.
One, Two, or No Triangles
This is a practice worksheet that helps students identify the situation that would result in two triangles given two sides and an angle.
A quick review for students with answers