Circles
More Circles
It's a bird! It's a plane! No, it's a circle.
Things that look like circles and are called circles
Words that rhyme with "ircle"
100
This is the length of the arc PQ.
What is 9pi or 28.27
100
This is the area of the shaded region.
What is 10.67pi or 33.51
100
This is the value of x.
What is 50 degrees
100
This is the value of x.
What is 51 degrees
100
Find the value of x.
What is 80 degrees
200
This is the area of the sector formed by the 60 degree angle.
What is 13.5pi or 42.41
200
This is the length of the arc PQ.
What is 3pi or 9.42
200
Find the measure of the arc EC.
128 degrees
200
This is the measure of the arc AC.
What is 130 degrees
200
This is the value of x.
What is 53 degrees
300
This is the area of the shaded region.
What is 189pi or 593.76
300
This is the length of arc PQ.
What is 80pi or 251.33
300
This is the area of the shaded region.
What is 54pi cm^2 or 169.65 cm^2
300
This is the value of x.
What is 42 degrees
300
Find x.
What is 62 degrees
400
This is the measure of angle B.
What is 63 degrees
400
This is the area of the shaded region in blue. The diameter of the circle is 12 cm.
What is 30.90 cm^2
400
This is the value of x.
What is 8
400
This is the length of arc BE if the area of rectangle ABCD is 18.
What is 1.5pi or 4.71
400
This is the value of r.
What is 2*sqrt(2) or 2.83