When the area of the square is 18 square inches how fast (in inches per minute) is the perimeter increasing? The diagonal of a square is increasing at a rate of 3 inches per minute. When the area of...
When the area of the square is 18 square inches how fast (in inches per minute) is the perimeter increasing?
The diagonal of a square is increasing at a rate of 3 inches per minute. When the area of the square is 18 square inches how fast (in inches per minute) is the perimeter increasing?
- print Print
- list Cite
Expert Answers
thilina-g
| Certified Educator
calendarEducator since 2011
write596 answers
starTop subjects are Math and Science
If the diagonal of the square is `x` , then a side of the square, `a` is,
`a = x cos(pi/4) = x/sqrt(2)`
The perimeter, `y` is given by,
`y = 4a`
`y = 4x/sqrt(2)`
`y =...
(The entire section contains 90 words.)
Unlock This Answer Now
Start your 48-hour free trial to unlock this answer and thousands more. Enjoy eNotes ad-free and cancel anytime.
Related Questions
- increasing at the rate of 3 cm per minute. How fast issurface area of the sphere increasing, when...
- 1 Educator Answer
- A spherical snowball with diameter 4 inches is removed from the freezer in june and begins...
- 1 Educator Answer
- Express the perimeter P of a square as a function of the area.
- 1 Educator Answer
- Square perimeter.If each side of a square is increased by x units then its perimeter is increased...
- 1 Educator Answer
- 2½ inches per minute, 240 inches per hour, 1/4 foot per minute; which is fastest?
- 1 Educator Answer