alisharahh alisharahh
  • 02-09-2014
  • Mathematics
contestada

What is the diameter of a circle whose circumference is 5?
1) 2.5/pi squared
2) 2.5/pi
3) 5/pi squared
4) 5/pi

Respuesta :

luana
luana luana
  • 02-09-2014
[tex]Circumference\ of\ the\ circle:\\\\ C=2 \pi r\ \ , r-radius\\\\ 5=2 \pi r\ \ \ |:2 \pi \\\\ \frac{5}{2 \pi }=r\\\\ r=\frac{2,5}{ \pi} \\\\Answer\ is\ 2)\ \frac{2,5}{ \pi}.[/tex]
Answer Link

Otras preguntas

What is expression that uses partial products to multiply 8x64 in 5th grade math
how did geography influence the location of European colonies?
The area of a sea horse is 108 cm. Every day it grows by 2%. What will be the sea horse’s area after 2 days?
round 9,254 to the nearest hundred
Which is a true statement? Themes are implied by the writer and are never obvious. Themes may be specific to one culture or apply to multiple cultures. Themes a
Despite growing numbers, minority groups in the US continue to face
Susan deposits $1,200 in an account that earns 8% simple interest annually. In how many months will Susan's account balance reach $1,344? (Use the simple intere
the building blocks of proteins are known as
What was the structure of authority within the new factories in the industrial revolution?
If the force experienced by a positively charged balloon is 2.7 newtons and the electric field strength is 7.8 × 105 newtons/coulomb, what is the magnitude of t