The diagram shows the triangle ABC with AB = 12 cm,BC = 8 cm and AC =
Question:
The diagram shows the triangle ABC with AB = 12 cm, BC = 8 cm and AC = 10 cm.
a. Show that cos B = 9/16
b. Hence find the exact value of sin B.
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To solve this problem we can use the Law of Cosines and the definition of the trigonometric funct...View the full answer
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Related Book For 
Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
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