Can you please solve for x

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

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.