If the sides of a square are increased by 3m, the area becomes 64 m. find the lenght of a side of the original square

Of four points are collinear, they are also coplanar

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

If a line is defined by the equation y = 5x + 2, what is the slope?