The longest side of a triangle has length (2x 1) cm. The other sides have lengths
Question:
The longest side of a triangle has length (2x − 1) cm. The other sides have lengths (x − 1) cm and (x + 1) cm. Given that the largest angle is 120°, work out
a. The value of x.
b. The area of the triangle.
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Step by Step Answer:
To find the value of x and the area of the triangle we can use the Law of Cosines and the formula fo...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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