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17 Cards in this Set

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  • Back
TRANSVERSAL
A LINE THAT INTERSECTS TWO PARALLEL LINES TO FORM 8 ANGLES
SCALENE
A TRIANGLE WITH NO CONGRUENT SIDES
SIMILAR TRIANGLES
TRIANGLES THAT HAVE THE SAME SHAPE, BUT MAY NOT HAVE THE SAME SIZE
ROTATIONAL SYMMETRY
A FIGURE HAS ROTATIONAL SYMMETRY IF IT CAN BE TURNED LESS THAN 360 DEGREES AND IT CAN STILL LOOK LIKE THE ORIGINAL
PARALLEL LINES
LINES IN THE SAME PLANE THAT DO NOT INTERSECT
OBTUSE TRIANGLE
AN OBTUSE ANGLE IS ANY ANGLE THAT IS MORE THAN 90 DEGREES BUT LESS THAN 180 DEGREES
LINE OF SYMMETY
A LINE THAT DIVIDES A FIGURE INTO TWO HALFS THAT ARE REFLECTIONS OF EACH OTHER
ISOSCELES
A TRIAGLE THAT HAS TWO CONGRUENT SIDES
CONGRUENT TRIANGLES
TRIANGLES THAT HAVE THE SAME SIZE AND SHAPE (EXACT REPLICAS)
EQUALATERAL TRIANGLES
ALL SIDES OF THE FIGURE ARE CONGRUENT
COMPLIMENTARY ANGLES
TWO ANGLES ARE COMPLIMENTARY IF THE SUM OF THEIR ANGLES ARE 90 DEGREES
RIGHT ANGLE
AN ANGLE THAT MEASURES 90 DEGREES, EXACTLY
ACUTE ANGLE
AN ANGLE WITH A MEASUREMENT OF GREATER THAN 0 BUT LESS THAN 90 DEGREES
ALTERNATE EXTERIOR ANGLES
Angles located outside a set of parallel lines and on opposite sides of the transversal intersecting lines
ALTERNATE INTERIOR ANGLES
Angles located inside a set of parallel lines and on opposite sides of the transversal INTERSECTING LINES
OUTLIER
A data point (or points) that lie far outside most of the rest of the points in the data set.
right triangle
A triangle containing an angle of 90 degrees