The diagram shows a triangle ABC in which A is (3, 2) and B is (15, 22).
Question:
The diagram shows a triangle ABC in which A is (3, −2) and B is (15, 22). The gradients of AB, AC and BC are 2m, −2m and m respectively, where m is a positive constant.
i. Find the gradient of AB and deduce the value of m.
ii. Find the coordinates of C.
The perpendicular bisector of AB meets BC at D.
iii. Find the coordinates of D.
Transcribed Image Text:
y с 0 A (3,-2) B (15, 22) X
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i The gradient of AB is given by gradient of AB change in y change in x 22 2 15 3 24 12 2 But we als...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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