Which expression gives the best estimate of 30 percent of 61 A.1/5 (60)
B.1/10 (60)
C.1/4 (60)
D 1/2 (60)
THX

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Which of the choices shown could be used to prove that aacp=abcp ?

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .