My equation for advanced algebra is y(x)=20(0.5) with a exponent of x worth 25 points!

Which graph depicts the path of a projectile

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?

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr