422374 422374
  • 02-03-2017
  • Mathematics
contestada

Find the area of a sector with a central angle of 40 degrees and a diameter of 12 cm.

Respuesta :

baabaagreysheep
baabaagreysheep baabaagreysheep
  • 02-03-2017
First you need to find the area of the circle by doing πr², in which r is 6 because 12 ÷ 2 = 6. π × 6² = 36π. 360 ÷ 40° = 9, so you need to divide 36π by 9 which is 4π. 4π is equal to 12.57cm², which is your final answer. I hope this helps!
Answer Link

Otras preguntas

Building a new mall in your area-what would be the input-the conversion, and the output?
What do you ask about if you want to know the price of an item?
HELP PLEASE 1 + 1 = A: Banana B: 2 C: 159 D: I don't know.
SONAR stands for "sound navigation and ranging,” and it is used to map and explore the ocean floor. What best describes a SONAR wave? transverse and electromagn
Running, swimming, and sports are some examples of ______________ , which should be done 3-5 times a week. a. anaerobic activity c. aerobic activity b. flexibi
Phrase used to describe all of franklin roosevelt's policies and programs
A standard user account derives its privileges from being a member of the local ____________________ group.
How do you find the surface area of a cube
The sum of two numbers is 61 . The larger number is 23 more than the smaller number. What are the numbers?
Read this story summary: A young boy constantly tricks the people in his town into believing a wolf is attacking him and his flock of sheep. When a wolf actuall