Mathematics, 24.03.2021 07:20 chinadoll24

A boat sails from a port, P, and sails due north for 30 km to a point Q. It then changes direction and sails 45 km due west to a third point, R.
(a) Draw a diagram showing the route of the ship labelling the points P, Q and R.
(b) Calculate the distance PR, correct to the nearest 0.1km.

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A boat sails from a port, P, and sails due north for 30 km to a point Q. It then changes direction...