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18 Cards in this Set
 Front
 Back
triangle with no sides of equal length

scalene triangle


parallelogram with four right angles

rectangle


special name for any polygon with all sides having equal length AND all angles having equal measure

regular polygon


special name for any polygon with all angles having the same measure

equiangular polygon


number of degrees in a straight angle

180


a triangle with at least 2 sides of equal length

isosceles triangle


number of degrees in a right angle

90


number of degrees in an obtuse angle

between 90 and 180


special name for any polygon will all sides having equal length

equilateral polygon


number of degrees in an acute angle

less than 90


In any triangle with two equal angles, what it true about the sides opposite those equal angles?

They are of equal length.


When you add the measures of the three angles of any triangle, the sum is always _______ degrees.

180


quadrilateral with exactly two parallel sides

trapezoid


In any triangle with two equal sides, what is true about the angles opposite those equal sides?

They have equal measures.


quadrilateral with two pairs of parallel sides

parallelogram


number of degrees in a circle

360


rhombus with four right angles

square


equilateral parallelogram

rhombus
