Sine and Cosine Rule s.small.

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Presentation transcript:

Sine and Cosine Rule s.small

Recall – Pythagoras’ Theorem You can use Pythagoras’ Theorem to Find the length of the missing side

Ex: 1. Figure out which ratio to use. Find x Ex: 1 Figure out which ratio to use. Find x. Round to the nearest tenth. 20 m x

Sine and Cosine Rule s.small

Question 1 – (a) , (b) Question 2 – (a) , (b) Question 3 – (a) , (b) Now Try The worksheet Question 1 – (a) , (b) Question 2 – (a) , (b) Question 3 – (a) , (b)

Question 4 – (a) , (b) Question 5 – (a) , (b) Now Try The worksheet Question 4 – (a) , (b) Question 5 – (a) , (b)