dominicromanelli dominicromanelli
  • 01-04-2020
  • Mathematics
contestada

A circle has a sector with area 45/4 pi and central angle of 9/10 pi radians. What is the area of the circle?

Respuesta :

kenlingdad kenlingdad
  • 01-04-2020

Answer:

the area of the circle: 25π

Step-by-step explanation:

45/4 π = 11.25π

9/10π = 0.9π

11.25π / 0.9π = x / 2π   .... 360° = 2π

x = (11.25π x 2π) / 0.9π = 25π

Answer Link

Otras preguntas

How does limiting factors -such as space, light, and food- affect a population?
NEED AN ANSWER OR HELP ASAP Complete the following sentence with the correct possessive pronoun. Mario tiene muchos juguetes, esos son _______ juguetes.
Will give Brainliest! if right! Seven people are waiting to audition for a play. In how many different orders can the auditions be done? A 14 B 49 C 720 D 5,0
How would a rock's weight on the Moon or the Sun compare to its weight on Earth? Assume that the rock would not burn up. A) It would weigh more on the Moon and
Helpppppppppp please please
25 pointsplease help very hard
Aside from the adverse physical effects of street drugs, a consequence of substance abuse is that drugs
Length and area of right triangle
What was the name given to families who made their homes out of sod, or thick roots of grass? A) sodbusters B) rootrobbers C) grassgrabers
What are two ways plants may change and protect themselves from being eaten by insects