tjo9rdan1iiearie tjo9rdan1iiearie
  • 26-04-2017
  • Mathematics
contestada

How does the area of a circle change if the radius is multiplied by a factor of n, where n is a whole number??

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 26-04-2017
a=pir^2
if multipied by factor of n then

replace r with nr

a=pi(nr)^2
a=pi(n^2)(r^2)
a=(n^2)(pir^2)
the area will be multiplied by a factor of n^2
Answer Link

Otras preguntas

SOMEONE HELP ME PLEASE
Keisha writes that if an object has any external forces acting on it, then the object can be in dynamic equilibrium but not static equilibrium Which statement b
where do you write salt and suger why​
What are two important characteristics about the Mughal Empire?
WHICH BEST DESCRIBES THE ROLE OF THE US SUPREME COURT IN THE 2000 PRESIDENTTIAL ELACTION
please solve pre calculus i am cruing
Find f(-2) for f(x) = 3 *2^x
HElp ASAP A cement truck mixes 1 part cement with 4 parts sand. If 2.5 cubic yards of cement are used, how much sand is needed for the mixture? a. 6.25 cubic y
What is the measure of
The animal shelter needs to split 6 1/2 pounds of dog food equally among the 13 dogs in the facility. How much dog food will each dog receive?