The points A(1,7), B(4,3), and C(1,−1) are the vertices of a triangle, as shown in the figure below. (a) Find AB (b) M is the midpoint of [AC]. Write down the coordinates of M. (c) Hence, calculate the size of the angle ABC
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Given that the coordinates of A are (1,7) and B are (4,3), we can calculate the distance using the formula: \[ AB = \sqrt{(4-1)^2 + (3-7)^2} \] Show more…
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