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CDFMS 7th Geo Vocab

complementary angles two angles with a sum of 90 degrees.
congruent two figures that have lengths and angle measurements of the same size
equilateral triangle a triangle that has all three sides congruent.
isosceles triangles triangles that have at least two congruent sides
parallelogram a figure that is a quadrilateral with both pairs of opposite sides parallel and opposite sides congruent
reflection a type of transformation involving a flip of the graphed figure
rhombus a quadrilateral that has opposite sides parallel, all four sides congruent, and not all angles equal
scalene triangle triangles that have no congruent sides
similar figures that have congruent corresponding angles and proportional corresponding sides
supplementary angles two angles with a sum that equals 180 degrees
transformation a change in position, size, or shape of a figure on a coordinate plane.
translation a type of transformation involving a slide of the graphed figure
trapezoid a quadrilateral with exactly one set of parallel sides
proportion an equation that states that two ratios are equal
corresponding angles have the same position in two different similar figures and are congruent
ratio a comparison of two numbers
corresponding sides have the same position in two different similar figures and are proportional
unit cost the cost for one unit of measure
cross products a method that can be used to determine if two ratios are equal
Created by: catheywohl