The floor of a canyon has an elevation of −14.5feet. erosion causes the elevation to change by −1.5 feet per year. how many years will it take for the canyon floor to have an elevation of −31

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

How do you do the foil method with polynomials?

Quadrilateral abcd is translated up and to the right, and then rotated about point q. which congruency statement is correct?