Robel6lRutNealondi
Robel6lRutNealondi Robel6lRutNealondi
  • 11-05-2016
  • Mathematics
contestada

What is the exact area of a circle with a diameter of 18 feet?

A.36π square feet
B.81π square feet
C.324π square feet
D.1296π square feet

Respuesta :

tinydoll16
tinydoll16 tinydoll16
  • 17-05-2016
area = π*r^2
= 
π * 9^2
=81
π square feet. - B is your answer
Answer Link

Otras preguntas

A0 why did axum become a key trading center for three continents? b.how did trade encourage a blending of cultures in east african city-states such as kilwa, mo
20 points and brainliest Why is it inappropriate for Confederate monuments to be publically displayed?
which property is illustrated by this example 26 . 1 = 26
The table shows values for functions f(x) and g(x) . Which answers are solutions to the equation f(x)=g(x) ? Select each correct answer. A: 3 B: 4 C: 7 D:
How does a scientist form a hypothesis? A. A scientist forms the hypothesis after carefully analyzing the data. B. A scientist makes a theory about the ou
circle has a circumference of 59 cm using 3.14 as an approximation for π (pie) what is the approximate value for the radius of the circle
Schachter and singer's two-factor theory of emotion posited that emotion is the interaction of _____ and the _____ label that people apply to explain the arousa
please help thanks very much
Population growth is an issue because A. Infrastructure within cities is insufficient B. Sociologists cannot track all the social groups that arise. C. Natura
pleaseeeeeeeeeeeeee helppppppp