Mathematical Words Crossword Puzzle

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.