windowtrash14 windowtrash14
  • 04-09-2019
  • Mathematics
contestada

the formula for the area of a circle is A pi r^2 what is the radius of a circle with an area of 400 pi cm^2

the formula for the area of a circle is A pi r2 what is the radius of a circle with an area of 400 pi cm2 class=

Respuesta :

StarAce2017
StarAce2017 StarAce2017
  • 04-09-2019

Answer: 20 cm

Step-by-step explanation: Isolate the variable by dividing each side by factors that don't contain a variable.

Answer Link

Otras preguntas

which of the following literary devices did franklin use to convery his opinions in remarks concerning the savages of the north america
PLEASE HELP QUICKLY!!Which of these tables represents a non-linear function?
Which type of data purging standard requires seven full passes or rewrites with bit-level erasure software?
Which of the following IS a valid piece scientific evidence?
The length of a rectangle is 13 centimeters less than five times its width. Its area is 28 square centimeters. Find the dimensions of the rectangle.The width is
A 32 g stick is thrown into 500 mL of liquid, and the new volume reads 540 mL. What is the liquid? A) Gasoline 0.7 g/cm3 B) Alcohol 0.8 g/cm3 C) Water
Geometry math question no Guessing and Please show work thank you
read the excerpt from the namesake.which line from this excerpt reflects the central idea that immigrants sometimes face discrimination and prejudice in their n
Aqueous concentrated nitric acid is 69% hno3 by weight and has a density of 1.42 g/ml. a.what is the molality of this solution? b.what is the molarity of this s
How many moles of tungsten (W,183.85 g/lol are in 415 grams of tungsten?