aikentracieeozsnex aikentracieeozsnex
  • 06-06-2018
  • Mathematics
contestada

What is the measure of the central angle of a circle with radius 30 centimeters that intercepts an 18π centimeters arc?

Respuesta :

wolf1728
wolf1728 wolf1728
  • 06-06-2018
If radius = 30, the circumference = 2*PI *radius = 188.4955592154 cm
The arc = 18*PI cm = 56.5486677646
The arc is ( 56.5486677646 / 188.4955592154) = one third of the

circumference and so it subtends a central angle of 120 degrees. 


Answer Link

Otras preguntas

The reproductive process that creates genetic variety in a population is
The father of a 4-year-old confides in the school nurse that he is concerned about his child not telling the truth. the father states, i found a broken tool in
How did Europe change after Napoleon was defeated? A)The French Revolution spread to other countries. B)France was reduced to half its original size. C)Many mo
Why was the epistolary form the BEST method of persuasion for Weldon to use in constructing her argument on the importance of great literature? It allowed her
What is 52/100 in simplest form
Anne Bradstreet's poems were greatly influenced by which aspects of her upbringing? I. her education II. her religion III. her father
Matilda asked 20 random people in the street if they would like to discuss what they want to do during the summer break. Seven of them said yes. How is this sam
yo ____ a comer en la cocina A. va B. van C. voy D.vamos
reason for the decline of the Byzantine Empire?
6. A woman is brought into an emergency room after a severe automobile accident. She's unconscious and badly injured. Her husband arrives at the emergency roo