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

A city is building a fence around a rectangular playground. If the perimeter of the playground is 102 feet and the length of one side of the fence is 32 feet, w
A local hamburger shop sold a combined total of 633 hamburgers and cheeseburgers on Tuesday. There were 67 fewer cheeseburgers sold than hamburgers. How many ha
Find the average rate of change of the parabola below over the interval [1,3]
A the fraction one half kilogram of flour is packed equally into 8 bags. How much flour is in each bag
According to Goldkorn, the Chinese government is limiting Western influence primarily to maintain its hold on Chinese citizens. slow down the process of globali
Ying-Ying feels her daughter’s home
How much was the cost of the most expensive presidential campaign?*
summary of the story "which way?"​
Domain of y=3(0.8)^x
What are the effects of oil production on the economy of Saudi Arabia?