Mr. Malkemus replace 75% of the wooden boards on his deck if he replaced 63 wooden boards how many boards does his deck have in total

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola