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3.2: Vocabulary Self-Rating

Difficulty Level: At Grade Created by: CK-12
Rating Guide: DK: I am sure I don’t know it K: I am sure I know it ? I’m not sure
Word Before Lesson/Unit After Lesson/Unit
Triangle
Vertex
Vertices
Right triangle
Acute triangle
Obtuse triangle
Equiangular
Scalene
Isosceles
Equilateral
Interior angles in a triangle
Exterior angles of a triangle
Remote interior angles
Pythagorean Theorem
Hypotenuse
Legs
Pythagorean triple
Converse
Radical
Perfect square
Rationalize the denominator
Altitude

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