23janelledubin 23janelledubin
  • 21-04-2021
  • Mathematics
contestada

a circle has a diameter of 18. the sector has a central angle of 30 degrees. what is the area of the sector?

Respuesta :

hubertarek
hubertarek hubertarek
  • 21-04-2021

Answer:

21.21

Step-by-step explanation:

Area of a circle is A = π r^2

Variables:

r = 18/2 = 9

θ = 30 deg

Find the area:

A = π r^2

A = π 9^2

A = 254.47

Find the area of the sector:

θ/360 * A

= 30/360 * 254.47

= 21.21

Please mark brainliest if this helped!

Please mark brainliest if this helped!

Answer Link

Otras preguntas

(-6 – 0, y +4) HHHEEEEELLLPPP!!!!! need for tonight!!!
how did the new Germanic kingdoms which replaced the Roman Empire keep power.?
what was home life and culture like in early China
describe a pattern you see in your list that you can use to determine whether a larger number such as 1,276,549 is divisble by 5
Gretchen just got a new credit card that offers an introductory APR of 4.8% for the first 4 months and a standard APR of 15.6% thereafter. If interest is compou
If you need 2,000 calories per day and you regularly consume 2,500, you'll A. gain weight. B. lose weight. C. lose muscle mass. D. maintain your weight.
1. Based on the data presented in your study unit, which one of the following individuals would be most likely to vote? A. A 19-year-old high school
List the five key factors that eventually led to the convening of the constitutional convention?
What is the vertex of the function x2 + 6x - 16 = 0?
Does carbonhydrates provide the most energy or kilocalories per gram of food ?