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secondary 2 | Maths
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Shei Ling
Shei Ling

secondary 2 chevron_right Maths chevron_right Singapore

Pleaseee helppp!!! Thank you very muchh

Date Posted: 4 years ago
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Eric Nicholas K
Eric Nicholas K's answer
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Here. I assume that you have learnt trigonometry, including the usage of the Pythagoras' Theorem on right-angled triangles and the three basic trigonometric identities (sine, cosine and tangent) on right-angled triangles.