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 2D Shapes 50 Flashcards |
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What are the characteristics that define regular polygons as opposed to irregular polygons? |
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Regular PolygonsCharacteristics of Regular vs. Irregular Polygons
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Tessellation occurs when shapes fit together without ___ or ___. |
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Gaps; overlaps  |
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A triangle has ___ sides. Name one characteristic of this shape. |
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3; it is a polygon with straight sides.  |
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True or False: A square is classified as a rectangle because it has four sides. |
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True; a square has four sides and all angles equal, which fits the definition of a rectangle.  |
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Riddle: I have three sides and three angles, but I'm not a rectangle. What shape am I? |
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Triangle  |
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Fill in the blank: Parallel sides are sides that never meet and remain ___ from each other. |
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Equidistant  |
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What is the significance of combining smaller 2D shapes to form new shapes? |
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Combining ShapesThe Significance of Combining Smaller 2D Shapes
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How can you verify that a shape can be formed by combining three triangles? |
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By arranging trianglesVerifying Shape Formation with Triangles
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Tessellation is a pattern of shapes that fit together without ___ or ___ . |
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Gaps or overlaps  |
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What defines a regular polygon? |
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A regular polygon is defined as having all sides and angles equal.  |
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True or False: A line of symmetry is a line that allows a shape to be folded into two identical halves. |
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True  |
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Fill in the blank: A ___ occurs when one half of a shape is a mirror image of the other half. |
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Symmetry  |
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What is the significance of tessellation in art and design? |
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TessellationThe Significance of Tessellation in Art and Design
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Riddle: I am a flat figure with two dimensions, and I can be closed with straight sides. What am I? |
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A polygon  |
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What are parallel lines? |
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Parallel lines are lines that remain equidistant from each other and never intersect.  |
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What are the three types of lines of symmetry described in the content? |
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The three types of lines of symmetry are vertical, horizontal, and diagonal.  |
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In a regular octagon, how many lines of symmetry are there? |
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A regular octagon has a total of 8 lines of symmetry.  |
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Fill in the blank: A diagonal line of symmetry connects ___ or midpoints of parallel sides. |
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Opposite corners  |
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True or False: A shape can have lines of symmetry that do not create exact mirror images. |
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False. Only lines that create exact mirror images qualify as lines of symmetry.  |
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Riddle: I can be vertical, horizontal, or diagonal. I help shapes to be balanced and beautiful. What am I? |
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A line of symmetry.  |
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What condition must a parallelogram meet to have diagonal lines of symmetry? |
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A parallelogram must have equal side lengthsDiagonal Symmetry in Parallelograms
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Fill in the blank: Symmetry is prevalent in nature, art, and design, enhancing ___ appeal. |
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Aesthetic  |
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Explain why not all lines between corners are considered lines of symmetry. |
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Not all linesLines of Symmetry Explained
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What is the definition of a line of symmetry? |
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A line that divides a shape into two mirror-image halves.  |
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Fill in the blank: A shape is said to have ______ if one half mirrors the other. |
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Symmetry  |
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