Xy (11/2
|224
33 6
The graph represents another proportional relationship.
y 14
13
12
-11
-10
9
8
7
6
5
4
3
2
-1
1.2.3.4.5.6.7.8.9.10.11 12 13 14
Which equation represents the lower unit rate of these two relationships?
OA y=3:
OB. y==
ocy=
OD. y=i-

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?