arwolfgang
arwolfgang arwolfgang
  • 02-05-2017
  • Mathematics
contestada

If the circumference of a spherical object is 31.40 ​cm, what is the surface area of the​ object? Use 3.14 for pi.

Respuesta :

egenriether
egenriether egenriether
  • 02-05-2017
Circumference is 2*pi*r. From your circumference we get the radius of 5. Surface area of sphere is 4*pi*r^2 which gives 314 cm^2 for area
Answer Link

Otras preguntas

how did ordinary citizens play a role in spartan oligarchy?
In what setting do all frequencies of electromagnetic waves travel at the same speed?
how can you use Newton's second law to find force
A negatively charged ion is called a(n) _____.
Are there only two prime numbers that differ by 1?
If you flip a coin 100 times and get 74 heads and 26 tails. What is the probability that the next flip results in a tail?
to what extend can intrapersonal conflict affect communication in relationship
How do you solve these? Please explain steps as well. Thanks. 1.) 7x−3=2x−33 2.) 3(x−2)=2(2x−1)
A local grocery store is advertising a discount of 20% off a large bag of peaches which he normally cost $5
Identify whether these series are divergent or convergent geometric series and find the sum, if possible.