holleyhood holleyhood
  • 12-04-2017
  • Mathematics
contestada

What is the best estimate of the circumference of a circle with a diameter of 47 mm: a) 141mm b) 139mm c) 121mm d) 100mm

Respuesta :

KiaIliana
KiaIliana KiaIliana
  • 12-04-2017
Using the formulasC=2π r
d=2r
Solving for C:
C=π
d=π·47≈147.65485mm

Answer Link

Otras preguntas

A certain quantity decays exponentially over time. The initial quantity at t = 0 is 1,000. The quantity decays at a rate of 2%. What is the quantity at t = 4?
Someone refresh me on constant of proportionality, forgot all about it!!!!
someone help please!!!!!!!!!!whoops it's not social studies its english
Jamal has 18 oatmeal cookies. He splits them evenly among b bags. Write an expression that shows how many cookies are in each bag. Type an asterisk ( * ) if you
can someone help me with this one please
I'm doing some maths homework and need some help. It's Pythagorean
Can some help me please and thank you
One main reason for the fall of the Mongol Empire was A. the spread of diseases brought by Europeans. B. military invasions by Muslim armies. C. a weakene
Solve. 3t - 3 -t - 2 = 7 A. 1 B. 3 C. 4 D. 6
Which of the following is the study of biological bases of social behavior? A. Ethnobiology B. Pavlov's response C. Sociobiology D. Nature-nur