The points A, B and C have coordinates A(2, 8), B(9, 7) and C(k, k 2).
Question:
The points A, B and C have coordinates A(2, 8), B(9, 7) and C(k, k − 2).
a. Given that AB = BC, show that a possible value of k is 4 and find the other possible value of k.
b. For the case where k = 4, find the equation of the line that bisects angle ABC.
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a Since AB BC we have 9 22 7 82 k 92 k 2 72 Simplifying this equation we get 74 k 92 k 92 74 2k 92 3...View the full answer
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Related Book For
Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook
ISBN: 9781108407144
1st Edition
Authors: Sue Pemberton, Julian Gilbey
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