What is the circumference of a circular swimming pool with a diameter of 20 feet? (Round your answer to the nearest tenth.)
A. 62.8 ft
B. 15.7 ft
c. 125.7 ft
D. 314 ft

A. 62.8 ft

Step-by-step explanation:

d. millimeters per hour.

step-by-step explanation:

we are given that,

carlo used a rain gauge to measure the amount of water his lawn is receiving from the sprinklers.

since, according to the options, we see that,

water cannot be measured by 'miles per hour', 'meters per second' and 'grams per seconds'.

we get that, the water can be measured by 'millimeters per hour'.

hence, the appropriate rate for describing the amount of water is 'millimeters per hour'.

9

step-by-step explanation: