Find 1/4+13/20 . write your answer as a fraction in simplest form.

The solution set for 5v2 – 125 = 0 is

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?

Collin did the work to see if 10 is a solution to the equation r/4=2.4