Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 4 - No. 17)
A ship sails from a point A on a bearing of 040 degrees for 5 km and then on a bearing of 130 degrees for 7 km. What kind of diagram is best to use to solve this problem?
A single right-angled triangle.
Two right-angled triangles.
A non-right-angled triangle.
A square.
คำอธิบาย
The resulting path forms a non-right-angled triangle.