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secondary 3 | E Maths
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Ugandan Knuckles
Ugandan Knuckles

secondary 3 chevron_right E Maths chevron_right Singapore

How to do this question? Thanks in advance!

Date Posted: 5 years ago
Views: 279

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Sim
Sim's answer
23 answers (A Helpful Person)
1st
Use cosine rule to find unknown angles of a triangle when you are given the 3 sides of the triangle
Ugandan Knuckles
Ugandan Knuckles
5 years ago
Thanks !