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Determine whether a triangle is equilateral, isosceles, or scalene, and whether or not it is a right triangle.
This topic aligns to the following state standards
Grade 5: Geo 1. Uses appropriate geometric vocabulary to describe properties and attributes of two- and three- dimensional figures (for example, obtuse and acute angles; radius; equilateral, scalene, and isosceles triangles.).
Grade 6: Meas 3. Classifies triangles according to the measurement of their angles and according to the length of their sides.
Grade 7: Geo 4. Identifies and classifies triangles and quadrilaterals.
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