Convert to standard form: 9x^2 = 16y^2 - 18x + 64y -71 = 0

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.

Which statement is true? n is a point of tangency on circle p. pt is a secant of circle p. is a secant of circle p. vu is a tangent of circle p.

Factor the polynomial by its greatest common monomial factor.