This topic contains a solution. Click here to go to the answer

Author Question: A circle has an area of 3.0 m2 . A second circle has double the radius of the first. The area of the ... (Read 555 times)

Zoey63294

  • Hero Member
  • *****
  • Posts: 539
A circle has an area of 3.0 m2 . A second circle has double the radius of the first. The area of the second circle is ____ times that of the first.
 a. 0.8
  b. 2.0
  c. 4.0
  d. 6.0

Question 2

Note the expression: y = A/x3 . Which statement is most consistent with this expression?
 a. y is less than A.
  b. If x is halved, y is multiplied by eight.
  c. If x is doubled, y is multiplied by a factor of 8.
  d. y is greater than x.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jackie

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

c

Answer to Question 2

b



Zoey63294

  • Hero Member
  • *****
  • Posts: 539
Both answers were spot on, thank you once again




 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

For a complete list of videos, visit our video library