JHgabybark JHgabybark
  • 03-04-2017
  • Mathematics
contestada

If a circle has circumference 10 pi cm, then an arc with measure 90 degree has length 5 pi cm true or false

Respuesta :

wolf1728
wolf1728 wolf1728
  • 05-04-2017
If circumference = 10 * PI
then a 90 degree central angle will "sweep out" one fourth of the circumference or 10 PI / 4 = 2.5 PI
So it is false.


Answer Link

Otras preguntas

equation of a line that passes through (-6, 2) and has a slope of −12−12
a jar contains a mixture of 20 black marbles, 16 red marbles, and 4 white marbles, all the same size. find the probability of drawing a white or red marble on t
a triangle abc with vertices a (6,8) b(6,12) and c (10,12) is rotated 180 degrees. what are the coordinates of a
Which of the following BEST describes the short-term effects that alcohol has on the nervous system? A. Alcohol affects one's movement, speech, and vision an
if total revenue is $3000, cost of goods is $1500, and total selling expense is $500; what is the profit for the business?
if weight is the force of gravity on an object, then your weight can change if the force of gravity is different on a different planet?
I need help with. multiplication is there a 8 x s table trick
who was the roman governor that ordered jesus’s trial and execution?
simplify the equation 9xy^2-11xy^2
Who was our 16th president