giggly1616 giggly1616
  • 04-05-2018
  • Mathematics
contestada

what is the area of the circle if DF=20 in.

what is the area of the circle if DF20 in class=

Respuesta :

calculista
calculista calculista
  • 13-05-2018
we know that

DF is the diameter of the circle
so
radius r=DF/2----->20/2-----> r=10 in

area of the circle=pi*r²------> pi*10²-----> 100*pi in²-----> 314 in²

the answer is

100*pi in² or 314 in²
Answer Link

Otras preguntas

Use a cofunction identity to write an equivalent expression, sec(14°)
What is the freezing point of a solution containing 4.78 grams naphthalene (molar mass = 128.2 g/mol) dissolved in 32.0 grams paradichlorobenzene?
the probility of winning particular game at the game is 1/4. Find the odd against winning the game?
In the sentence, "The report arrived too late to be of any value to me," which word is a pronoun?
What is Colorado state sales tax?
what two types of waves are used to determine the epicenter of earthquakes
What is the common difference between successive terms in the sequence? 0.36,0.26,0.16,0.06,-0.04,-014
The cake store is having a 25% off sale on all of its cakes. If the cake you want regularly costs $9 how much would you save with the discount?
Why does menstruation occur?
The combination of all forces acting on an object is called a net force. True False