1
Q
concave polygon
A
at least one vertex inside polygon
at least one interior angle that is greater than 180 degrees
2
Q
convex polygon
A
no vertices inside polygon
all interior angles less than 180 degrees
Geometry A
flashcards
Decks in class (19)
# Cards
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U1C1: Points, Lines, and Planes10
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U1C2: Measuring Segments3
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U1C3: Rays and Angles3
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U1C4: Angle Pairs3
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U1C5: Parallel and Perpendicular Lines19
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U2C1: Inductive and Deductive Reasoning10
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U2C2: Using Deductive Reasoning8
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U2C3: Definitions, Postulates, and Theorems4
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U2C4: Planning and Writing Geometric Proofs2
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U3C1: Triangle Basics10
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U3C2: Special Segments in Triangles12
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U3C3: Right Triangles and the Pythagorean Theorem2
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U3C4: Triangle Inequalities3
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U3C5: Perimeter and Area of Triangles2
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U5C1: Polygons2
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U5C2: Parallelograms5
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U5C3: Special Parallelograms7
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U5C4: Trapezoids and Kites8
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U5C5: Perimeter and Area of Quadrilaterals3
