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1
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a triangle that has a 90 degree angle
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2
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lying across or set crosswise
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3
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a two Dimensional shape
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4
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same size and same shape
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5
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2 lines that intersect to form right angles
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7
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a triangle with 3 congruent angles
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8
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a shape with no congruent sides
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10
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the point where 2 or more rays meet; the point of intersecting of 3 or more edges of a solid figure; the top point of a cone
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11
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a closed plane figure formed by 3 or more line segments
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16
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a shape with all congruent sides
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18
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a 3 sided polygon
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19
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a figure formed by 2 rays that meet at a common end point
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20
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a unit of measuring angles or for measuring temperature
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22
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a shape with exactly 2 congruent sides
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23
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a quadrilateral with exactly 1 pair of parallel sides
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