Calculating distance II

This task is about using trigonometry to calculate distances in practical problems.
trig-ratios.png Use the formulae in the box to answer the following questions.

Question 2Change answer

a)
A jet plane climbs at an angle of 60° and travels a distance of 3000 metres.
diagram of jet plane climbing  [Not drawn to scale]
     How far has the plane travelled in the horizontal direction, shown by 'w'? metres

Question 2Change answer

b)
A submarine dives at an angle of 40° for 935 metres.
diagram of submarine diving  [Not drawn to scale]
     Calculate the depth the submarine will be at after the dive, shown by 'x'.  metres

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c)
Simon and Maraea are playing golf. Maraea is 110 metres away from the hole.
Simon is standing at an angle of 17° from Maraea and the hole.
 
  diagram of two friends and a hole on a golf course  [Not drawn to scale]
     How far is John from the hole, shown by 'y'?  metres

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d)
Josh watched a space shuttle launch. When the space shuttle was 15 km above the Earth, there was an angle of 60° between where Josh was standing, the space shuttle, and the launch site.
 diagram of space shuttle after launch   [Not drawn to scale]
     Calculate how far Josh was from the launch site, shown by 'z'.  km