5 autobuses transportan 800 pasajeros en 4 viajes. ¿Cuántos viajes son necesarios para transportar 400 pasajeros utilizando 2autobuses?

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

Rewrite the equation x = 65 - 60p by factoring the side that contains the variable p.

In the triangle below, what is the measure of angle z