If EF bisects cd CG= 5x - 1 GD= 7X - 13 EF=6x - 4 and GF= 13 find cd

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?