Register
An oil slick is expanding as a circle. The radius of the circle is increasing at the rate of 19 meters per day. Express the area of the circle as a function of dd, the number of days elapsed. A(d)=?
194k views
2 votes
An oil slick is expanding as a circle. The radius of the circle is increasing at the rate of 19 meters per day. Express the area of the circle as a function of dd, the number of days elapsed.

A(d)=?

User Carl Dong
by
8.5k points

1 Answer

6 votes
Area of a circle = pi*r^2

Radius of circle = 19*number of days elapsed = 19d

Therefore: A(d) = pi*(19d)^2
User Bastaspast
by
8.2k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Link Copied!