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Questions and Answers
What is a triangle?
What is a triangle?
- 6 sides
- 3 sides (correct)
- 4 sides
- 5 sides
What defines a quadrilateral?
What defines a quadrilateral?
- 6 sides
- 5 sides
- 4 sides (correct)
- 3 sides
What is a pentagon?
What is a pentagon?
- 3 sides
- 4 sides
- 6 sides
- 5 sides (correct)
Identify the number of sides in a hexagon.
Identify the number of sides in a hexagon.
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How many sides does a heptagon have?
How many sides does a heptagon have?
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What is an octagon?
What is an octagon?
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What defines a nonagon?
What defines a nonagon?
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Identify the number of sides in a decagon.
Identify the number of sides in a decagon.
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A regular polygon has unequal sides and angles.
A regular polygon has unequal sides and angles.
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What is the definition of a convex polygon?
What is the definition of a convex polygon?
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What is the definition of a concave polygon?
What is the definition of a concave polygon?
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What is a rectangle?
What is a rectangle?
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What is a parallelogram?
What is a parallelogram?
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Study Notes
Polygons Classification
- Triangles have 3 sides.
- Quadrilaterals consist of 4 sides.
- Pentagons contain 5 sides.
- Hexagons feature 6 sides.
- Heptagons are defined by 7 sides.
- Octagons possess 8 sides.
- Nonagons comprise 9 sides.
- Decagons include 10 sides.
Polygon Properties
- Regular polygons have all sides and angles equal.
- Convex polygons have no inward dents; all interior angles are less than 180 degrees.
- Concave polygons have at least one inward dent; at least one interior angle is greater than 180 degrees.
Special Quadrilaterals
- Rectangles are a type of parallelogram with four right angles.
- Parallelograms are quadrilaterals with two sets of parallel sides, lacking right angles.
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