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How do I remember the area of a circle if it's not in the formula book?

I tend to use rhymes to remember difficult maths formulas - it makes life so much easier! For example, "I never knew how much I cared that the area of a circle is πr²".

Answered by Madeleine P. • Maths tutor

4414 Views

How should I approach an extract question?

The key thing to remember when approaching extract questions is to stay calm! It is easy to panic when faced with a question like this - as long as you know your text well and have practised sufficient...

Answered by Isobel B. • English tutor

30359 Views

What is a mole?

A mole is a name given to a certain number of particles. Amounts of various substances are measured in a unit known as the mole (known as mol for short, symbol

Answered by Meenakkhi B. • Chemistry tutor

4355 Views

What are participles and how are they used?

Participles are defined as verbal adjectives: they are formed from verbs, describing an action but are used as adjectives. For example, 'I ran away from the collapsing house' uses the ...

Answered by Meenakkhi B. • Classical Greek tutor

4975 Views