Compass Directions
What is the direction opposite South?
North
From which direction do we always start measuring bearings?
North
How many degrees do we add or subtract to find a reverse bearing?
180°
In SOHCAHTOA, what does SOH mean?
Sine = Opposite / Hypotenuse
A student walks 3 km north and 4 km east. What is the shortest straight-line distance from the starting point?
5 km
What direction is halfway between North and East?
Northeast
Are three-figure bearings measured clockwise or counterclockwise?
Clockwise
What is the reverse bearing of 060°?
240°
Which trigonometric ratio uses Adjacent / Hypotenuse?
Cosine
A boat travels 80 m at a bearing of 090°. How far east does it travel?
80 m
What direction is halfway between South and West?
Southwest
A boat travels at a bearing of 045°. In which direction is it traveling?
Northeast
What is the reverse bearing of 250°?
070°
A boat travels 100 m at a bearing of 060°. Which trigonometric function should be used to find its northward distance?
Cosine
A ship travels 150 km at a bearing of 000°. How far north does it travel?
150 km
What is the three-figure bearing of East?
090°
An airplane flies at a bearing of 135°. In which direction is it heading?
Southeast
A helicopter travels at a bearing of 125°. What is its reverse bearing?
305°
A boat travels 100 m at a bearing of 030°. How far east does it travel?
50 m
A helicopter travels 100 km at a bearing of 030°. How far north does it travel? Round to two decimal places.
86.6 km
What is the three-figure bearing of West?
270°
A ship sails at a bearing of 300°. Between which two cardinal directions is it traveling?
West and North
A ship travels from Island A to Island B at a bearing of 310°. What is the bearing from Island B back to Island A?
130°
An airplane travels 200 km at a bearing of 060°. How far north does it travel?
100 km
A rescue team walks 6 km north and 8 km east. What is the shortest distance and bearing from its starting point? Round the bearing to the nearest degree.
10 km at a bearing of 053°