Q(0:-2)
1.1.1 Calculate the gradient of QR.
1.1.2 Prove that PQR = 90°
R(6-4)
1.1.3 Calculate the coordinates of P.
1.1.4 Calculate the length of QR, and leave your answer in surd form
1.1.5 Calculate the size of the angle 8.
(2)
(3)
(4)
(2)
(5)



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