freeaustincom
freeaustincom freeaustincom
  • 04-09-2018
  • Mathematics
contestada

if the area of a circle is 154m2 what is the circumference.

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 04-09-2018

The radius is found from

... A = πr²

... r = √(A/π) = √(154/π) m ≈ 7.00 m

The circumference is then

... C = 2πr = 2π(7.00 m) ≈ 43.99 m

The circumference is about 44.0 m.

Answer Link

Otras preguntas

In 400 B.C., a Greek philosopher named Democritus theorized that matter is made of simple parts. He called these parts atoma, or atoms. In 1897, a British physi
What is the answer to the question
What is the extended ratio relating the side lengths of a 45-45-90 triangle? A. x:x:x2‾√ B. x:x3‾√:2x C. x:x2‾√:3x D. x:x:x3‾√
If the perimeter of a rectangle is 10 times the width of the rectangle, then the length of the rectangle is how many times the width ?
the distance is approximately
The hypotenuse length is
9. How many times did the temperature rise one degree per hour? A none B 1 C 2 D 3
What dialogue box is used for character formatting?
A line passes through the point (3,2) and has a slope of 2. Write an equation in point-slope form for this line.
convert to length 2.1 cm to mm