Use trigonometry to solve bearing problems

Use trigonometry to solve bearing problems

Lesson details

Key learning points

  1. In this lesson, we will apply prior knowledge of bearings and trigonometry to solve problems.

Licence

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3 Questions

Q1.
Find the length labelled x without a calculator.
15 mm
Correct answer: 25 mm
50mm
Others
Q2.
Find the length labelled x without a calculator.
Correct answer: 24 cm
6 cm
8√3
Others
Q3.
Find the missing length labelled x without using a calculator.
0.5√3 cm
Correct answer: 2√3 cm
8 cm
Others

3 Questions

Q1.
Correct answer: Diagram A
Diagram B
Others
Q2.
A ship sales 15 km on a bearing of 060° from a point P. How far East of its original position is it? Give your answer to 2 decimal places.
Correct answer: 12.99 km
25.98 km
7.5 km
Others
Q3.
A plane flies 100 km due east from point A to reach point B. It then flies 30 km due south to reach point C. What bearing is C from A?
017 degrees
073 degrees
Correct answer: 107 degrees
Others

Lesson appears in

UnitMaths / Trigonometry 3