Equipment
Each pair of meridians form a continuous loop around the Earth and meet at the poles. The Prime Meridian and the International Date Line are the two most common pairs of meridians used for navigation and timekeeping.
1 pair of parallel line
Two pair.
No, in fact, vertical angles can't be a linear pair. Vertical angles are opposite from each other which also make them equal each other. A linear pair has two angles adjacent to each other that eqaul 180 degrees.
One pair.
The pears were packed in pairs so everyone got a pair each.
You cannot. There are seven numbers and you cannot pair an odd number of values.
If (and only if) the length of each pair of sides is greater than the third side, then it is possible to make a triangle.
Yes.
Each pair of chromatids is attached at an area called a centromere.
2 points for each pair you can make so the answer is - its worth 12
draw a square then tilt one line from each pair of parallel sides away from its pair then adjust the lengths of the top and bottom sides to make it match