Simplify (1/2) 4

a. 1/4
b. 1/8
c. 1/16
d. 1/64

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.

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

To start to solve the system of equations below, which number would you multiply in the equation -2x-5y=-1? the two equations are -2x-5y=-1 and 4x+2y=8