vfelixamarillas29 vfelixamarillas29
  • 09-04-2021
  • Mathematics
contestada

Find the arc length when the angle is
[tex] \frac{7\pi}{4} [/tex]
and radius is 9 ft. Round your answer to the nearest tenth.​

Respuesta :

azygadlo
azygadlo azygadlo
  • 09-04-2021

49.5ft

Step-by-step explanation:

the entire perimeter is 2*pi*R for the angle 2*pi = 8pi/4

7pi/4 is 7/8 of the entire perimeter. R = 9 ft

the arc length is 7/8 * 2pi*R = 7pi/4 * R = 49.5 ft

Answer Link

Otras preguntas

If the width of a rectangle is 10 and it’s perimeter is 50 what is its length
factor the expression below ​
What’s the value of f?
Which is larger, 42 or 33? Show your work.
The charter of a corporation provides for the issuance of 112,000 shares of common stock. Assume that 54,000 shares were originally issued and 13,500 were subse
How has Russia's government changed over time?
PLEASE HELP! WILL MARK BRAINLIEST!! how is cheese made and what cultural events is cheese associated with?Please use your own words :)
The perimeter of an iPhone is 8.2 inches. What is the total length of the perimeters of 4 iPhones?
The most serious problem with aggression is that
define the term pomography