10 terms

Spelling 29

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approximate
more or less correct or exact
estimate
an approximate answer
arithmetic
the branch of mathematics that deals with adding, subracting, multiplying, and dividing
mutliple
a product of the number multiplied by a whole number
geometry
the branch of mathematics that deals with the measuring of line, angles, surfaces, and solids
octagon
a figure with eight sides
circumference
the distance around a circle
perimeter
the distance around a polygon
parallel
referring to line that never intersect
perpendicular
coming together to form a right angle