Lines L and M are parallel. 3/4
AL
2
5
1/6
M
38° 7.
Find : mz6
Enter the number that
belongs in the green box.
O
. [?]

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?