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

Solve using the draw-a-figure strategy. Four friends are standing in line to buy tickets. Carlos is not first in line. Paige is ahead of Kate. Lisa is last i
Solve for x: 5(x-2)=2(10 x)
Why did the Western Front barely move throughout World War I? A. Trench warfare limited territorial gains on either side. B. The vastness of Russia made gains
what is math?????because i dont know what math can represend to the students and the teachers'
Which of the following has a singular subject matching with a singular verb? Question 2 options: We are all enjoying the vacation. The volleyball team plays wel
6378 scientific notation
which of the followibg states had the greatest gain ib population between the years 2000 and 2010? A)alabama B)Florida C)Illinois D)oregon
how do you know the text is fantasy
The origins of Roman mythology lay in ____. 1. Greek Mythology 2. Ovid's Metamorphosis 3. Hesiod's Cosmology 4. Etruscan Monarchy
this house is a closet she told her husband which one is the simile and the metaphor