Mathematics, 17.05.2021 14:00 brillamontijo
P(6,3), Q(3,7) and R(4,2) are three points in a plane. A is the midpoint of QR and B is the foot of the perpendicular from Q to PR. Find:
The coordinates of A;
The equations of the lines PA and QB;
The points of intersection of the lines PA and QB;
The equation of the line passing through Q and parallel to the line PR.
Answers: 2
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P(6,3), Q(3,7) and R(4,2) are three points in a plane. A is the midpoint of QR and B is the foot of...
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