For the points P1 (-2, 4, 2) and P2 (3, 2, 0), find the direction of P1P2 and the midpoint of line segment P1P2.

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

Secant ac and bd intersect at point e inside f what is the measure of aed if measurements cd equals 30 a b is 50 and cb is 170

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.