Copyright © Swun Math Grade 8 Cumulative Glossary TE
Term Definition Example Unit
base the repeated factor when
written next to the exponent
5 ³; 5 is the base 2
center of
dilation
(dilation point)
the fixed point on the plane
which all points are made
larger or smaller from
Center of dilation= (0,0)
Scale factor= ½
9
coefficient a number used to multiply a
variable
7 m; 7 is the coefficient 4
complementary
angles
two angles that add up to 90°
10
composite
figures
figures made by combining
two or more three-
dimensional figures.
11
compound
transformation
when two or more
transformations are
performed on a figure
9