dreyden17 dreyden17
  • 18-02-2021
  • Mathematics
contestada

What is the diameter in inches of a circle that has an area of 81

Respuesta :

clarch19
clarch19 clarch19
  • 20-02-2021

Answer:

d = 10

Step-by-step explanation:

A = πr²

81 /π = r²

r² ≈ 25

r = 5

d = 5(2) or 10

Answer Link

Otras preguntas

convert 8.7 km to m convert 60 kg to gram convert 87570 second to hour convert 12500 ml into litre
Demand for electrical services in your area is $12 million per year. It is expected to grow 10% compounded annually over the next 5 years. What will demand be i
Who killed Derek hill?
The scale below represents which equation or inequality? A.x+5=y-3 B.x+5 C.x+5>y-3
Help plessseeee I can’t get the answer
mention the works of guide​
Un grupo de estudiantes va a utilizar un tablero de 20 cm x 25 cm de madera contrachapada. Esta madera cuesta 0,3 € por dm2. ¿Cuánto les costará este tablero a
Which goods were produced in large amounts during Georgia's colonial period? Select all that apply. wine copper indigo rice silk tobacco
1 point 2) A cubic solid has a length of 4cm, and height of 10cm and a width of 2cm. What is the volume? * 10cm cubed 75cm cubed 16cm cubed 80cm cubed I don't k
WILL GIVE BRAINLIEST!!