All sides in rhombus are equal, and the line thorough A to C cuts the angle equally so as tri.BAC = 57 so tri.BCA = 57, thus a triangle is 180 and we know the value of 2 angles so using 180-57-57 we get 66 (tri, is triangle)
Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?