Answer:

Step-by-step explanation:
The radius (r) length is equal to the distance between the center of the circle and the point on the circle.
The formula of a distance:

Substitute the coordinates of the given points (5, 4) and (3, 2):

Answer:
40 is the answer
Step-by-step explanation:
Since the family spends ten minutes on average per shower and there is 2.5 gallons spent per minute, 25 gallons are used per shower and with 4 shows per day, 100 gallons are used per day, so in 30 days they use 3,000 gallons of water, since water costs $1.50 per 1000 gallons, showering only costs them $4.50 per month
I cannot see the picture but it’s A your welcome