lillianesagoff1629 lillianesagoff1629
  • 24-09-2018
  • Mathematics
contestada

What’s is the radius of a circle with a area of 3.21 square feet

Respuesta :

jimrgrant1 jimrgrant1
  • 24-09-2018

approx 1 foot

The area (A) of a circle = πr² ( where r is the radius)

thus r² = A/π ⇒ r = √(A/π = √(3.21/π) =1.0108..... ≈ 1 foot ( to 1 dec. place)

Answer Link

Otras preguntas

What is the suffix or ending in argument and what does this suffix mean?
What STI has early symptoms like fever fatigue dark urine and jaundice in there later stages can cause liver failure heart attack or liver cancer
What’s this guys ? I’ve been stuck on this ‍♀️
What did John Muir fight for?
In which compound is the ratio of metal ions to non mental ions 1 to 2? 1) calcium bromide 2) calcium oxide 3) calcium phosphide 4) calcium sulfide
how would a significant increase in consumption and economic activity among a nations consumers affect the nation economy
How did the Fugitive Slave Act, 1793, compromise Northern abolitionists?
what is the slope intercept form for the equation of the line provided?
Why do you think Chandragupta Maura be believed it was necessary to maintain a spy network in his empire
The hcl(g) molecule has a bond length of 127 pm and a dipole moment of 1.08 d.without doing detailed calculations, determine the best estimate for its percent i