PLEASE HELP!!! Douglas bikes to 7.68 miles to work 4 days of each week. (He also must bike back home.) On the other 3 days, he rides his bike along a trail that loops back to where he started and is 15.8 miles long. How many miles does Douglas bike each week?

Evaluate cos2θ for cosθ = square root of 3/2

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.

Find the circumference of a pizza with a diameter of 10 inches round to the nearest tenth