katelynndonovan79 katelynndonovan79
  • 02-09-2021
  • Mathematics
contestada

The circumference of a circle is 22π in. What is the area, in square inches? Express your answer in terms of \piπ.

Respuesta :

jimrgrant1 jimrgrant1
  • 02-09-2021

Answer:

A = 121π in²

Step-by-step explanation:

The circumference (C) of a circle is

C = 2πr ( r is the radius )

Here C = 22π , that is

2πr = 22π ( divide both sides by 2π )

r = [tex]\frac{22\pi }{2\pi }[/tex] = 11

The area (A) of a circle is

A = πr² = π × 11² = 121π in²

Answer Link

Otras preguntas

how do you write 7 meters
why was the louisiana purchase a bit of an embarassement for jefferson A: he ended up paying much more then the land was worth B: the purchase ended up being v
Scientific ____ are the best explanations so far to explain a pattern seen in nature.
The continental crust is made largely of a. gneiss. b. granite. c. basalt. d. limestone.
which fraction is closer to 1 than to 0
human-envioronmental interaction takes place in rural,not urban,areas true or false
What is the common denominator for 1/5 2/3 5/8?
The British pound, the yen, and the euro are examples of __________. a. exchange rates b. currencies c. tariffs d. quotas Please select the best answer from the
difine crossed cheqaue
how can you define a mixed number and the first one two answer gets 24 pts