starlou42 starlou42
  • 19-03-2021
  • Mathematics
contestada

a sector has a radius of 4 and a central angle of 40 degrees. Find the arc length and area of sector

Respuesta :

DWRead
DWRead DWRead
  • 22-03-2021

Answer:

Step-by-step explanation:

θ = 2π/9 radians

arc length = rθ = 8π/9 units

area of sector = πr²/9 = 16π/9 square units

Answer Link

Otras preguntas

Translate this sentence into an algebraic equation. "Sixteen divided by the sum of x and 5 is 12."
37/28 as a mixed number
One common strategy for attracting the most buyers, which can be accomplished through several tactics, is: making charity contributions. supporting labor unions
An astronaut drops a rock into a crater on the moon. The distance, d(t), in meters, the rock travels after t seconds can be modeled by d(t)=0.8t^2. What is the
Read the sentence. The xylophone, whose name comes from the Greek xylon, meaning “wood,” is a percussion instrument consisting of a series of wooden bars that a
Why did W.E.B. Du Bois criticize Booker T. Washington? He criticized Washington’s passive and cautious ways. He criticized Washington’s aggressive and violent
How could William Jennings Bryan oppose the gold standard and also support bimetallism?
Brian flips two coins. How many are in the sample space for flipping two coins?
A culture is grown with a population of 45 million cells. The cell population is found to double every hour. What will the population be after four hours?
I want to know the work of this, like the process. Please