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Question
secondary 3 | A Maths
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trigonometry
Date Posted: 6 years ago
Views: 365
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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 focussing on my own students preparation.
Date Posted:
6 years ago
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This is my approach using the area formula.
Date Posted:
6 years ago
In case it's not clear, area of the big triangle = sum of the areas of the smaller triangles
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