construction A geometric
drawing for which only a compass and a straightedge may be used.
The study of space
conjecture A conjecture (or guess) made by Goldbach in 1742 stating that any
even number greater
four can be written as the sum of two odd primes.
The unit of measure for mass in the metric system
of a number The point on
the number line paired with the number.
of an equation 0 The line
consisting of all points whose coordinates satisfy the equation.
common divisor The greatest common divisor of two or more fractions is the
largest number which will
each of the given fractions a whole number of times
common factor The largest number which is a factor of both or all of two or
more counting numbers
possible error Half the unit used to measure
Grouping symbols Symbols such as parentheses,( ), and brackets, , that are used to group expressions.
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