F(0) = 100, f(n) = 0.70 + f(n - 1 ) + 50

Which of the following is correct interpretation of the expression -4+13

How is the number of vertices for a prism related to the name of the prism

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?