anonymous3191 anonymous3191
  • 04-05-2018
  • Mathematics
contestada

Find the arc length of a central angle of 7pi/3 in a circle whose radius is 3 inches

Respuesta :

calculista
calculista calculista
  • 13-05-2018
we know that
circumference=2*pi*r
for r=3 in
circumference=2*pi*3------> 18.84 in

if 2*pi radians (full circle) has a length of--------> 18.84 in
 7*pi/3 radians-----------------> x
x=7*pi/3*18.84/(2*pi)-------> x=21.98 in

the answer is
21.98 in
Answer Link

Otras preguntas

A change in pH of 1.0 unit indicates that:_____. 1. the molarity of H changes by one order of magnitude. 2. the volume of H in a solution changes by an orde
PLEASE HELP ASAP, WILL AWARD BRAINLIEST. Solve Each inequality | x-3| >1 | 2x+5 | >0.5 | 0.2x+3.5 | > 1.7 | x+3 | <1 | 2x+5 | <0.5 | 0.2x+6 | <
David bought a cell-phone for R2500. He sold it to his friend for 25% more. How much did he sell it for?
what is the approximate value of f(x)= 74/1+2e^-1.5x
Pls help 6th grade math.
WILL GIVE BRAINLIEST
Most fossils are found in _____ rock. A. Igneous B.Metamorphic C. Sedimentary D. All of the above
how to simplify this rational expression [tex]\frac{18d^{2} }{4d+8}[/tex]
What is the probability of rolling a number less than 5 and flipping heads?
do you guys know your moon sign and if you do what is it and how much does it relate to you?​