# Shared Flashcard Set

## Details

geometry--vocabulary list 5 quiz questions
typical quiz question flashcards
10
Mathematics
03/12/2015

Term
 isosceles triangle
Definition
 Right ∆ABC has two congruent legs. Therefore we also refer to it as a(n) ______________________________.
Term
 legs OR legs of an isosceles triangle
Definition
 The congruent sides of an isosceles triangle are referred to as ______________________________.
Term
 vertex angle
Definition
 In triangle ABC, segments AB and AC are congruent. We refer to angle BAC as the ______________________________.
Term
 base
Definition
 In isosceles triangle ABC, segments AB and AC are congruent. We refer to segment BC as the isosceles triangle’s ______________________________.
Term
 base angles
Definition
 We call the angle formed by the congruent sides of an isosceles triangle the “vertex angle.” The other two angles are called ______________________________
Term
 leg
Definition
 Each of the two sides that make up the right angle in a right triangle is referred to as a(n) ______________________________.
Term
 congruent
Definition
 Two figures are ______________________________ if and only if they are the same size and shape.
Term
 corollary
Definition
 We use the word “______________________________” to refer to a theorem that can easily be derived from another theorem.
Term
 alternate interior angles
Definition
 If two non-adjacent angles on the interior of two lines cut by a transversal are on opposite sides of that transversal, then we refer to them as ______________________________ angles.
Term
 same-side interior angles
Definition
 Angles 1 and 2 are between lines l and m, and they are on the same side of line p. We refer to them as __________.   [image]
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