The circle above has center O, the length of arc `oversetfrown(ADC)` is `5pi` , and x=100. What is the length of arc `oversetfrown(ABC)` ?

In the circle above, point A is the center and the length of arc oversetfrown(BC) is 2/5 of the circumference of the circle. What is the value of x ?

The circle below has an area of 64 pi cm^(2) .A central angle with measure 24 ^(@) intercepts minor arc oversetfrown(CD) what is the length of minor are oversetfrown(CD) , in centimeters ?

In the circle shown in the figure, the length of the arc ACB is 3 times the length of the arc AB. What is the length of the line segment AB ?

Points A and B lie on a circle with radius 1, and arc oversetfrown(AB) has length pi/3 . What fraction of the circumference of the circle is the length of arc oversetfrown(AB) ?

In the figure above, ABCD is a square with sides of 4. What is the length of arc BD?

In the figure above, C is the center of a circle. If the length of the arc XYZ is 4pi , what is the radius of the circle?

Points D and B lie on the circle above with center A. If square ABCD has an area of 16, what is the length of arc BD?

In the diagram above, the circle has center O and diameter bar(AC) . The measure of arc AB is 120^@ , and AO=4. What is the area of the shaded region ?

In the figure given above, the side of square ABCD is 7 cm. What is the area of the shaded portion, formed by the arcs oversetfrown(AB) of the circles with centre at C and A?