alyssayoder71 alyssayoder71
  • 12-04-2022
  • Mathematics
contestada

The area of a circle with radius r is given by the formula A = (pi)r^2. If a circle has area 4(pi) square inches, what is the radius?​

Respuesta :

BasketballEinstein
BasketballEinstein BasketballEinstein
  • 15-04-2022

Answer:

[tex]\displaystyle 2\:in.[/tex]

Step-by-step explanation:

[tex]\displaystyle {\pi}r^2 = A \\ \\ \frac{{\pi}r^2}{\pi} = \frac{4\pi}{\pi} \hookrightarrow \sqrt{4} = \sqrt{r^2} \\ \\ \boxed{2 = r}[/tex]

I am joyous to assist you at any time.

Answer Link

Otras preguntas

What is an essential step in closely reading fiction?
what do impressive mean
What was one significant indication that the European feudal system was effective? Similar systems developed in China and Japan. European peasants voted to keep
Which statement accurately describes the Islamic Empire following Muhammad's death?
A gas that produces a "pop" with a burning splint is carbon dioxide. true or false
Which philosopher called all people the sovereign meaning all power should rest with them?
Which two particles in an atom are equal in number
Haily has Bottles that hold 678 pennies each . About how many pennies does she have if she has six bottles filled with pennies
As Texas was defending its claim to be a new and independent republic in 1836, a final crucial victory was won at A. Goliad. B. San Antonio. C. Las Cruces. D.
How did the use of artillery change the way empires and lands that bordered them reacted to each other?