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Think about which mathematical theorem you might want to use for this question (Pythagoras: a2 + b2 = c2 )
Draw a diagram of the situation described, and write down...
First, multiply by the denominators making sure to multiply on both sides of the equation and the other fraction. You should start this by multiplying through by one of the denominators and then by the ot...
This question asks us to estimate the amount of money Paul gave to Charity.
Amy worked for 5 hours on Saturday so she earned £8 x 5 = £40 on that day.
She earned £130 in total so we know she earned £130 - £40 = £90 working from Monday to F...
First recognise that the diameter is 10cm so the radius of the circle must be 5cm.
Next use the formula for the area of a circle, πr2, to work out the area of the circul...
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