Students practice sorting triangles not on appearance, but on given information.
There are three different classifying triangles versions. Each version can be done three ways: as a sorting activity, an cut-n-paste activity or a worksheet.
Looks can be deceiving students must interpret the information provided to determine the type of triangle. Many triangles are draw incorrectly to make students rely on the given information.
Students classify triangles by either sides or angles.
Students classify triangles by sides and angles..
Students need to know the angles of a triangle add to 180°.
Students classify triangles by sides and angles.
Students need to know the angles of a triangle add to 180°., the Converse of the Pythagorean Theorem to classify triangles by sides and the relationship between angles and sides of isosceles and equilateral triangles.
♦ Pairs of Angles Sort
♦ Parallel Lines and a Transversal Sort
♦ Triangle Congruence Sort
♦ Right Triangle Trig Sort
♦ Classifying Quadrilaterals Sort