Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
this
Group Title
some on help me plllz
a sphere has a surface area of 32in^2
a,radius=_______ b,volume=_________
 one year ago
 one year ago
this Group Title
some on help me plllz a sphere has a surface area of 32in^2 a,radius=_______ b,volume=_________
 one year ago
 one year ago

This Question is Closed

ajprincess Group TitleBest ResponseYou've already chosen the best response.1
Surface area of a sphere = \(4\pi r^2\) \(2=4\pi r^2\) From this r(radius) can be found in terms of \(\pi\) Volume of a sphere=\(\large\frac{4}{3}\pi r^3\) Can u find nw? @this
 one year ago

this Group TitleBest ResponseYou've already chosen the best response.0
sa=4pi r^2 32/4pi=4pir^2/4pi 32=r^2 i dont know what to do next):
 one year ago

ajprincess Group TitleBest ResponseYou've already chosen the best response.1
32/4pi=4pi r^2/4pi 8/pi=r^2 to find r. find the sqrt of 8/pi r=sqrt(8/pi)
 one year ago

ajprincess Group TitleBest ResponseYou've already chosen the best response.1
to find the volume use v=4/3pi r^3
 one year ago

this Group TitleBest ResponseYou've already chosen the best response.0
thanks so much @ajprincess
 one year ago

ajprincess Group TitleBest ResponseYou've already chosen the best response.1
Welcome:) Did u find the volume?
 one year ago

this Group TitleBest ResponseYou've already chosen the best response.0
i got 2.25=r is that right?
 one year ago

this Group TitleBest ResponseYou've already chosen the best response.0
i cancel out the pi
 one year ago

ajprincess Group TitleBest ResponseYou've already chosen the best response.1
what did use for pi? 3.14 or 22/7?
 one year ago

this Group TitleBest ResponseYou've already chosen the best response.0
wait let me show u how i did it the whole thing
 one year ago
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
 Engagement 19 Mad Hatter
 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.