meoGHwmakraz
meoGHwmakraz meoGHwmakraz
  • 02-07-2016
  • Mathematics
contestada

what is the radius of a circle in which a 30° arc is 2 inches long?

Respuesta :

Ckaranja
Ckaranja Ckaranja
  • 04-07-2016
Length of arc=[tex] \frac{Ф}{360} 2 \pi r[/tex]
2=[tex] \frac{30}{360} *2*3.412*r[/tex]
2=0.5237r
r=[tex] \frac{2}{0.5237} [/tex]
r=3.82 inches
Answer Link

Otras preguntas

Should people be concerned about world hunger
What was one reason Congress gave for wanting to remove President Johnson from office?
In the early days of the United States, the central government was weak compared to the state governments. The leaders recognized there were problems with this
John received negative 22 points on her exam she got 11 questions wrong out of 50 Questions how much was John penalized for each wrong question
how many solutions does the equation 9x+27=27 have ?
Who is to blame in macbeth?
Impressions of others are based upon their self schema. true or false
what does "bunged to the eyes with rust and penicillin" mean from the poem Unlucky boat by George Mackay Brown
Traditional Maasai society is organized according to __________.
in order to use the Hardy-Weinberg equation to calculate genetic variations in a population which of the following conditions must exist in the population