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Wk. 16 8th Grade

8th Grade

TermDefinition
lateral surface area the surface area of a three dimensional figure excluding the bases
total surface area the total area of the faces and bases of a three dimensional figure
base two congruent and parallel faces in prisms and cylinders
height of prism the distance between the two bases of a prism
dilation a transformation that enlarges or reduces a figure by a given scale factor
scale factor the ratio of two corresponding sides in a set of similar figures; new over original
congruent figures having the same size and shape
supplementary angles two angles that add together to equal 180 degrees
slope ratio of the change in y-values over the change in x-values; "rise" over "run"
y intercept the point where a line crosses the y-axis; the y value when the x is zero
Created by: lorithorne
 

 



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