1,483 prompts matching "Learn: The cosine rule, and the case it applies to"
Spot my mistake: Using the sine ratio to solve a right-angled
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Worked example: Adding two durations that cross into the next hour
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Practice set: Finding the original amount before a percentage increase
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Worked example: Substituting numbers into an algebraic
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Practice set: Factorising a quadratic expression of the form
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Practice set: Recognising the restrictions on the conclusions
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Practice set: Converting between grams, kilograms and tonnes
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Spot my mistake: Identifying and naming basic geometrical
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Practice set: Calculating the mean of a set of individual data
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Spot my mistake: Calculating the mode of a set of individual
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Practice set: Calculating the sector angles for a pie chart
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Spot my mistake: Drawing and interpreting a stem-and-leaf
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Spot my mistake: Adding and subtracting surds
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Spot my mistake: Using Pythagoras' theorem to find a shorter
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Worked example: Reading the coordinates of a point off a Cartesian grid
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Worked example: Drawing and interpreting a scale drawing
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More practice: The reciprocal (negative index) law of indices
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More practice: Dividing a quantity into a given proportion
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Extra quiz: Finding the rate or the time from a given interest
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More practice: Finding the principal, rate or time
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