The points A(1, 2), B(7, 2) and C(k, 4), where k is a constant, are the vertices
Question:
The points A(−1, −2), B(7, 2) and C(k, 4), where k is a constant, are the vertices of △ABC. Angle ABC is a right angle.
a. Find the gradient of AB.
b. Calculate the value of k.
c. Find an equation of the straight line passing through B and C. Give your answer in the form ax + by + c = 0, where a, b and c are integers
d. Calculate the area of △ABC.
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Step by Step Answer:
a To find the gradient of AB we can use the formula Gradient change in ycoordinate change in xcoordi...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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