Martydi3x6onjerswee Martydi3x6onjerswee
  • 26-01-2017
  • Mathematics
contestada

SOMEONE PLEASE HELP MATH

The circumference of a circle is 3π in.

What is the area of the circle?

1.5π​ in²
​ 2.25π​ in²
​ 6πin²
​ 9π​ in²

Respuesta :

Moskid
Moskid Moskid
  • 26-01-2017
circumference = 2πr
3π=2πr
r=3π÷2π
r=3/2
area of a circle= πr²
=π×(3/2)²
=2.25π
Answer Link
Аноним Аноним
  • 26-01-2017
Circumference = 2πr = 3π
r = 3π/2π
r = 3/2

Area = πr² = 9/4 π = 2.25π

In short, Your Answer would be Option B

Hope this helps!
Answer Link

Otras preguntas

Write the quadratic equation whose roots are −2 and 3 , and whose leading coefficient is 4 .
What did the second continental congress send king George the third in July,1775
Help... I don't get it
What was Japan's strategy in attacking pearl harbor
help me plz!!!!!!!!!!!!!!!!!
Balancing blocks is a good way to explore​
At sea level, a kilogram weighs approximately: 1 pound 2 pounds 5 pounds 10 pounds Which one please hurry some help me
I have one question please help!
Who does Ignitia 9th grade school board spanish
In what ways did Aristotle influence Alexander the Great?