A compass
Area of compass: 3.14*15*15 = 706.5 square mm
to determine direction
the compass of math is used in making arcs and circles. with the use of a compass, a person can draw an axact circle where the points on the circle are equidistant from the center.
A compass is used to construct a perfect circle of 360 degrees.
the sun or the stars
A compass
People who use a compass are typically outdoor enthusiasts, such as hikers, campers, and backpackers, who rely on the device for navigation in wilderness settings where GPS signals may be unreliable. Additionally, orienteers, participants in the sport of orienteering, also use compasses to navigate through courses in forests or other natural environments. Military personnel and search and rescue teams are other examples of individuals who use compasses as part of their navigation tools in various operational settings.
how they use the compass it so they won't get lost
A magnetic compass does. Though there are other types of compass that do not
It's just another way of saying "be useful". When you are in the woods a map and compass would be of use. They would be useful.
Compass
Yes, you can use a compass on the moon. The principles of magnetism that a compass relies on would still work on the moon. However, the moon does not have a global magnetic field like Earth, so the accuracy and functionality of a compass may be limited.
we use the pencil, protractor and a compass. we use the pencil, protractor and a compass.
He probably used a sextent, which is what sailors would use
I refer to the compass rose on the map to find my direction.
Yes it is possible to use compass needle at the poles