maths revision
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Bar Graphs: | a way to present statistical data. can be vertical and can be horizontal.
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| drawing bar graphs: | have title axis must be labeled must have accurate scale that is relevant data.
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| averages: | there are three types of averages such as mean medium and mode.
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| what is mean medium and mode? | mean: add all the values. than divide by the sum of the number of values. medium: the middle result and mode:value that occurs the most frequent.
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| quadrilaterals: | plain shape with four straight sides.
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| angle sum in quadrilateral | all angels in a quadrilateral is 360 degrees.
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| angles in a triangle | angles in a triangle equal to 180 degrees.
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| what are the meanings of: | equaltrial triangle-all angles are equal.
isosceles triangle-two equal angles opisite the equal sides.
scalene-no two sides are equal.
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| triangles(angle names) | acute angled triangle- the 3 angles in the triangle are acute. obtuse angled triangle- contains one obtuse angle. right angled triangle- contains one right angled.
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| equations | equations are number sentences. they have a left hand side and a right hand side that are equal and equal sign.
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| using pro numerals | pro numerals are a letter in an equation that represents an unknown quantity. it is usually and x or y but any letter can be used. the value of the unknown pro numeral is known as the solution it is solved using backtracking.
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Created by:
cfakhoury
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