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Summary of Chapter 2 | Trigonometry | Sine and Cosine Rules | June 2017

In Chapter 2 (Trigonometry), it also covers Sine and Cosine Rules (Laws). Differ to subtopic 2.1 Introduction to Trigonometry where we have learned the idea of SOHCAHTOA.

One major different between SOHCAHTOA and Sine and Cosine Rules is



MAJOR DIFFERENT OF 

SOHCAHTOA vs Sine and Cosine Rules 

SOHCAHTOA Sine&Cosine Rules
used to Solve
Right Angle Triangle
(one of the angles
inside the triangle is 90)
used to Solve
Any Triangle
(none of angle is 90)

Sine and Cosine Rules


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