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|
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1
|
angles at the base of a trieangle
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2
|
transformation that creates a mirror image
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3
|
the side opposite a right angle
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4
|
7 sides
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5
|
3 sides
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7
|
a segment or ray that is perpendicular to a segment at its midpoint
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11
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the sides that form a right angle
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13
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point that joins 2 sides of a triangle
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14
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a convincing argument that a statement is true
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17
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triangle with all acute angles
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19
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obtuse angle in a triangle
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20
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a plane figure formed by three of more sides
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23
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a statement that can be proven easily
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24
|
no congruent sides
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25
|
5 sides
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27
|
2 congruent sides
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28
|
6 sides
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