Given: abcd is a trapezoid, ac ⊥ cd , ab = cd, ac= square root of 75 , ab = 5 find: area of abcd

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

Kelli swam upstream for some distance in a hour.she then swam downstream the same river for the same distance in only 6 minutes.if the river flows at 5km/hr, how fast can kelli swim in still water?

Write the point slope form of the equation of the line passing through the points (-5, 6) and (0.1).