First construct a triangle on any point on the Cartesian plane. Then use the Pythagorean theorem to solve for a the hypothenuse. The hypothenuse is the distance ...
The convention is to always use the x-axis first, followed by the y-axis, when writing or reading coordinates. This is because the x-axis represents the ...
The blue line is 6 units long. The center is right over here. That's 3 to the right, 3 to the left. So he wants to put the nail at the point x equals 0, y is ...