Answer:
11/6
Step-by-step explanation:
6*2=12
11-6=5
As a fraction, 6 does not go into 11 2times. Only once. 1 5/6
We are given an equation:

This is an equation of a circle. General form of a circle equation is:

Where:
a = x coordinate of a center
b = y coordinate of a center
r = radius of a circle
Motion detector can detect person anywhere within a boundary. The greatest distance at which detector can detect is at the edge of a circle. That distance, between detector and edge of circle, is equal to radius.
From the equation we have:

The greatest distance at which person can be detected is 4ft.
Answer:
60
Step-by-step explanation:
60/4=15
15>7
Answer:
D)
Step-by-step explanation:
No, a reasonable estimate is around 9. $6 = $54
I got it right on my test