mostafachowdhury90
mostafachowdhury90 mostafachowdhury90
  • 03-06-2021
  • Mathematics
contestada

a circle has a diameter of 100 cm. which of these is closest to its area? show or explain your reasoning.
314 cm
7,854 cm
15,708 cm
31,400 cm

Respuesta :

helper27738
helper27738 helper27738
  • 03-06-2021

Answer:

7,854 cm

Step-by-step explanation:

The area of a circle is given by πr², and the radius is the diameter/2:

100/2=50

π•50²=7,853.98≈7,854

Answer Link

Otras preguntas

what is the sum of 7/10 and 6/100
what is the sum of 7/10 and 6/100
what is the sum of 7/10 and 6/100
which trinomial is equivalent to (3x-1)(x+4)
which trinomial is equivalent to (3x-1)(x+4)
which trinomial is equivalent to (3x-1)(x+4)
having troubles with inequalities.. 3.8x + 14.5 < 32
which trinomial is equivalent to (3x-1)(x+4)
what is the sum of 7/10 and 6/100
Explain what is the same about two fractions that are like fractions