Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

sirena94

  • 3 years ago

if your given the radius 6 meters and area of sector of circle 8 squared meters how do you find the central angle?

  • This Question is Closed
  1. Lethal
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    sector area is a/360 * pi r^2

  2. MarcLeclair
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    the formula is central angle/2pi = A /pir^2.

  3. MarcLeclair
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    so what he said above me.

  4. Algebraic!
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    you're *

  5. Lethal
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    8 = a/360 36pi 113a = 8 a = 14.125/360 so is the measure 14.125 degrees. i've no idea. lol this is weird.

  6. Lethal
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    a/2pi = 8/36pi a/pi = 4/36pi 12.56 = 113a a = 9 according to marcs formula so yeah :)

  7. MarcLeclair
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    say thanks to my cal teacher haha just came from the unit circle :) but your definition looked right you were just mising the area of the circle i think?

  8. Lethal
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    Yep, well i'm only in geometry and we did stuff like this. but it's different working backwards.

  9. MarcLeclair
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    Id say more here but this isnt a conversation area :) haha

  10. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy