mostafachowdhury90
mostafachowdhury90 mostafachowdhury90
  • 03-06-2021
  • Mathematics
contestada

a circle has a diameter of 100 cm. which of these is closest to its area? show or explain your reasoning.
314 cm
7,854 cm
15,708 cm
31,400 cm

Respuesta :

helper27738
helper27738 helper27738
  • 03-06-2021

Answer:

7,854 cm

Step-by-step explanation:

The area of a circle is given by πr², and the radius is the diameter/2:

100/2=50

π•50²=7,853.98≈7,854

Answer Link

Otras preguntas

What is the result of isolating x^2 in the equation below?
Use the solubility rules and the periodic table to predict the product that will precipitate out in the reaction. K2SO4(aq) + Ba(NO3)2(aq) → ? A. KNO3 B. Ba(N
what are these answers?
Plz i need a reading log with only title of the book and summary of what you read and number of pages
what are some ideas for a magazine ads?
An airplane flies directly overhead at 600 mph. 2 minutes later it is seen at an angle of elevation of 22 degrees how far did the plane fly during that time.
Staying upright during vigorous physical activity is best described as having good
Who created the first photograph? George Eastman John Herschel Joseph Nicephore Niepce William Henry Fox Talbot
Help with this homework
What is the relationship between the string and the pitch?