Given: O is the center of the circle, AB is a diameter,
CD is a diameter.
Prove: AC ∥ DB

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Consider the following estimates from the early 2010s of shares of income to each group. country poorest 40% next 30% richest 30% bolivia 10 25 65 chile 10 20 70 uruguay 20 30 50 1.) using the 4-point curved line drawing tool, plot the lorenz curve for bolivia. properly label your curve. 2.) using the 4-point curved line drawing tool, plot the lorenz curve for uruguay. properly label your curve.