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18 Cards in this Set
- Front
- Back
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triangle with no sides of equal length
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scalene triangle
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parallelogram with four right angles
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rectangle
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special name for any polygon with all sides having equal length AND all angles having equal measure
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regular polygon
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special name for any polygon with all angles having the same measure
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equiangular polygon
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number of degrees in a straight angle
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180
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a triangle with at least 2 sides of equal length
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isosceles triangle
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number of degrees in a right angle
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90
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number of degrees in an obtuse angle
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between 90 and 180
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special name for any polygon will all sides having equal length
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equilateral polygon
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number of degrees in an acute angle
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less than 90
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In any triangle with two equal angles, what it true about the sides opposite those equal angles?
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They are of equal length.
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When you add the measures of the three angles of any triangle, the sum is always _______ degrees.
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180
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quadrilateral with exactly two parallel sides
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trapezoid
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In any triangle with two equal sides, what is true about the angles opposite those equal sides?
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They have equal measures.
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quadrilateral with two pairs of parallel sides
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parallelogram
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number of degrees in a circle
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360
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rhombus with four right angles
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square
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equilateral parallelogram
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rhombus
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