toloftbtisaagbrey
toloftbtisaagbrey toloftbtisaagbrey
  • 03-09-2016
  • Mathematics
contestada

what is the circumference of a circle if the radius of the circle is 2.2 in terms of pi? a) 1.1 pi b) 1.21 pi c) 2.2 pi d) 4.4 pi

Respuesta :

JoshEast
JoshEast JoshEast
  • 04-09-2016
Cicumference =  Dπ  or  2rπ

thus if r = 2.2 
then C  = 2 (2.2)π
             =  4.4π

D is the answer
Answer Link

Otras preguntas

Can somebody just name all the metalloids, gases, and liquids that are on the periodic table. please this is due in a hour!!!
20% of __ = 18 Please help me Thank you Sooo Much
Which of these can the Doppler effect be used to deduce in astronomy? A. the shape of the orbital path of an object B. whether the object is traveling toward or
Here we go Again MATH HELP ME PLEASE please
Part A "A Performance to Remember," explains that Surya Bonaly is a unique athlete. Which evidence from the text best supports this? "Bonaly soon earned praise
Yuto has a bag containing 3 red marbles, 5 blue marbles, 2 green marbles, and 8 yellow marbles. Rin reaches into the bag, pulls out a blue marble, and puts it i
which statement is true​
What consequences should there be for the countries who start and lose the war ?
High school students with part-time jobs should get academic credit for working. Strong claim or weak claim
Why is the pollution of the Chang Jiang a significant problem in China? A China's economy depends on its international tourism industry. B. China's economy depe