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A circular ice rink has a diameter of 60 meters. Calculate the area of the ice rink in terms of π in meters

Area of a cirlce = π x r^2 The radius (r) = the diameter / 2 So, r = 60/2 = 30 Therefore, the area of the ice rink = π x 30^2 = 900π
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Answered by Sophie K. • Maths tutor
6085 Views

What are surds and why are they used?

Surds are irrational numbers that can't be represented accurately as a fraction or reccuring decimal, so they are left as a square root. For example: √ 3 . Calculate the square root of 3 using your calculato...
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Answered by Aisling O. • Maths tutor
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What's the difference between the verbs SER and ESTAR in Spanish?

Understanding thhe difference between ser and estar can be tricky as in English we do not make the distinctions between the two types of "to be", however, there are some simple ways to help you rem...
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Answered by Irini K. • Spanish tutor
3384 Views

Solve 6x^2 > 3 - 7x

First put everything to one side, 6x 2 + 7x - 3 > 0 Then factorise the LHS, (3x - 1)(2x + 3) > 0 Get two answers for x, x = 1/3 or x = -3/2 Then work out where the values of x will make the equation ab...
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Answered by William J. • Maths tutor
4117 Views

What's the difference between exaggeration and hyperbole?

Exaggeration simply means going over the top. An example is when you are waiting for your friend, and you've been waiting 5 minutes, but you say to him: 'I've been waiting for like half an hour!' Hyperbole m...
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Answered by Ahsan A. • English tutor
75812 Views