Special Segments of Triangles Jigsaw Activity
Learners identify the special segments of triangles, the median, angle bisector, altitude, and perpendicular bisectors.
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Special Triangles and the Unit Circle
Calculate exact trigonometric values using the angles of special right triangles. Beginning with a review of the unit circle and trigonometric functions, class members use their knowledge of special right triangles to find the value of...
11th - 12th Math CCSS: Designed
Special Right Triangles and Right Triangle Trigonometry
Right triangles are so special! Use special right triangles to discover the trigonometric ratios. Pairs construct special right triangles and find the values of the ratios of the sides. In the process, they discover the ratios stay the...
9th - 11th Math CCSS: Adaptable
Investigation of Special Segments of Triangles
Young geometers participate in a paper folding activity in order to investigate three special segments of triangles. They determine the properties of the segments and their intersections. They answer assessment questions based on their...
9th - 11th Math CCSS: Designed