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Q15: Question – Paper 2– June 2017
Q15: Question – Paper 2– June 2017
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15)
Sami is trying to work out the exact value of y using Pythagoras’ theorem.
15)
Sami is trying to work out the exact value of y using Pythagoras’ theorem.
Here is her working.
a) What error has she made in her working?
[1 mark]
b) Kai works out that y=5
Mel says,
‘‘y cannot be 5 because the hypotenuse should be the longest side and the other sides are longer than 5 cm’’
Is Mel correct?
Tick a box.
Give a reason for your answer.
[1 mark]