The vertices of triangle ABC are A(9, 2k 8), B(6, k) and C(k, 12). Find the

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The vertices of triangle ABC are A(−9, 2k − 8), B(6, k) and C(k, 12).
Find the two possible values of k if angle ABC is 90°.

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Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

ISBN: 9781108407144

1st Edition

Authors: Sue Pemberton, Julian Gilbey

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Question Posted: Mar 09, 2023 05:43 AM

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The vertices of triangle ABC are A(9, 2k 8), B(6, k) and C(k, 12). Find the

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For triangle ABC to have a right angle at B the slope of the line AB has to be perpend...View the full answer

Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

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