Pat read 248.2 pages during a 4.25 hour one afternoon. how many pages did he read each hour if he read the same number of pages each hour

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.

Y=21.95x+10 y=22.45x solve by substitution