Mammoth Memory

Maths Vocabulary Word Flash Cards

 

Our flash cards are a great way of testing if you've learned the meanings of the words in this section. Look at the words below and see if you can remember what each of them means.

If you get stuck, press "mnemonic" to show an image that should help you remember.

To check if you're right, or remind you if you've forgotten, press the card to flip it.

Go through the whole list to see how many word definitions you can recall. Practise until you're confident you can recall all of them.

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Acute angle
an angle less than 90°
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Algebra
the branch of mathematics where letters and symbols are used to represent numbers
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Arc
part of a circumference of a circle
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Axis
a perpendicular reference line used on a graph
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BIDMAS
a way of remembering the order of operations to complete a calculation
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Bisect
to divide an angle or shape exactly in half
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Chord
a straight line drawn from one point on the edge of a circle to another
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Coefficient
the number used to multiply a variable
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Congruent
when shapes are identical in both shape and size
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Constant
a value, number or symbol that remains fixed
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Cross section
the 2D section (or slice) created when a 3D shape is cut vertically or horizontally
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Cube number
the product when an integer is used in a multiplication three times e.g. 5x5x5
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Cuboid
a 3D shape with all the sides made of rectangles
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Denominator
the bottom number in a fraction
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Equilateral triangle
a triangle in which each side has the same length
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Factor
a number that divides into another number exactly
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Hypotenuse
the longest side on a right angle triangle
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Exponents/ Indices/ Powers
the small numbers above a base number, representing how many times the base is multiplied by itself
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Integer
a whole number; a number which is not a fraction
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Irrational number
a number that cannot be written as a fraction. It is a decimal which is never ending
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