Mathematical Words Crossword Puzzle

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QUESTIONS LIST:

acute: an angle less than 90°.
average: a value to best represent a set of data. there are 3 types: the mean, the median and the mode.
denominator: the bottom part of a fraction.
expand: to multiply out brackets in an expression. for example, 2(3x + 7) = 6x + 14.
hypotenuse: the longest side on a right angled triangle.
pentagon: a five sided polygon.
radius: the distance from the centre of a circle to its circumference.
reflex: an angle greater than 180°.
obtuse: an angle more than 90° but less than 180°.
volume: the amount an object can hold.
unit: a quantity used to describe a measurement. examples are kilograms & centilitres.
sequence: a list of numbers which follows a pattern. for example: 6, 11, 16, 21, ...
range: the largest number take away the smallest value in a set of data.
perimeter: the distance around a shape.