Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

tbrooks3 Group Title

last question... maybe :p A rectangular wall has an arched entrance cut into it. Assume the arch is a semicircle. You need to wallpaper the wall. To the nearest square foot, what is the area of the wall that you will be wallpapering? *have to draw diagram first*

  • 2 years ago
  • 2 years ago

  • This Question is Closed
  1. tbrooks3 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1339682800245:dw|

    • 2 years ago
  2. sasogeek Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    is the 10ft the whole length of the entrance?

    • 2 years ago
  3. tbrooks3 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    yes

    • 2 years ago
  4. tbrooks3 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    i got 157.08 ?

    • 2 years ago
  5. ganeshie8 Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    u should get 441.71 sq.ft

    • 2 years ago
  6. tbrooks3 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    how so?

    • 2 years ago
  7. sasogeek Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    the radius of the semicircle is 2, the height of the rectangular part of the entrance hence is 8, find the area of the semicircle, the area of the rectangular part of the entrance, sum it, and deduct it from the area of the whole wall

    • 2 years ago
  8. ganeshie8 Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    area of the wall = 16 x 30 = 480 sq.ft area of rectangle + semi circle hole = 8x4 + pi x 2 do a subtraction..

    • 2 years ago
    • Attachments:

See more questions >>>

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.