andrew123124 andrew123124
  • 16-08-2020
  • Mathematics
contestada

The radius of a circle is 3.9 cm. What is the area of the circle? Use pi = 3.14

Respuesta :

hbj
hbj hbj
  • 16-08-2020

Answer:

A ≈ 47.759 cm²

Step-by-step explanation:

A = πr²

A = (3.14)(3.9)²

A = (3.14)(15.21)

A ≈ 47.759 cm²

Answer Link
ashley7873 ashley7873
  • 16-08-2020
because the area of a circle equals pi times radius squared and the radius is 3.9 A= 47.78
Answer Link

Otras preguntas

a runner is running 10 miles per hour how many feet per second is the runner running
What is proportional and non proportional relationship
the sum of two numbers is 23. the larger of two numbers is one less than twice the smaller. find the numbers.
Find the area of a rectangle with a length of 5 inches & a width of 3 5/6 inches. What is the area?
What is the definition of "environmental conservation"?
f(x)=9-9x, find f^-1(6)=
Short-term memory has information linger for about three (3) seconds three (3) minutes 30 seconds 30 minutes
By studying the suffix, the reader can determine that “impetuous” most likely means
In the f2 generation of mendel’s crosses, all plants had the dominant trait. half of the plants had the dominant allele. all plants had both the dominant and re
what verse form was used in "wealth" by langston hughes