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secondary 4 | E Maths
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Esther
Esther

secondary 4 chevron_right E Maths

Pls help with whole of q62. Tysm!

Date Posted: 6 years ago
Views: 234

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Arnold K H Tan
Arnold K H Tan's answer
2165 answers (A Helpful Person)
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I tutor Chemistry, Physics and Biology, as well as A/Emath on the sidelines. Will attend to questions on these subjects, time permitting. Little or no time during the exam period, as I will be busy working to prepare my students to score well.

Get expert help for Emath, Amath, Physics and Chemistry at Eton Tuition Centre (next to Hougang Mall). Tel: 63853133 A friends Centre, where I tutor O-level Chemistry.
Jiayang
Jiayang
6 years ago
Part a Should be 1/3 I think, rotate anti clockwise once
Arnold K H Tan
Arnold K H Tan
6 years ago
The dot started at A.. needs to move 90 degrees clockwise to end up at P, after one throw.
Jiayang
Jiayang
6 years ago
Did I misunderstand the Qn? The dot moves to P or P moves to the dot?? Hahaha
Arnold K H Tan
Arnold K H Tan
6 years ago
Haha... you are correct. P moves to the dot, by the card rotating anticlockwise. Wrong interpretation by me. Thanks Jiayang! The card moves... not the dot. :)
Jiayang
Jiayang
6 years ago
Nonono on 2nd look I think you were right lol P and Q are reference points they don't move. The dot is "marked on(the cardboard's) surface". My bad haha
Arnold K H Tan
Arnold K H Tan
6 years ago
Oh yeah.. see what you mean after I reread.. 'the dot is marked on the paper'. Haha... ah well... better we both are correct in the end. Cooperation is always beneficial. :)