# data[].attributes.body
a=(0/2)*π*r²

# data[].attributes.body
length=2πR(n/360)

# data[].attributes.headline
standard form of the equation of a circle formula

# data[].attributes.subject
standard form of the equation of a circle formula

# data[].attributes.body
(x – h)² + (y – k)² = r²

# data[].attributes.body
A=πr²

# data[].attributes.body
C=2πr

# data[].attributes.body
an angle formed by two chords in a circle and have a common endpoint

# data[].attributes.body
an angle whose vertex is in the center of a circle and whose sides contain radii of a circle

# data[].attributes.body
half of a circle, measures 180 degrees

# data[].attributes.body
an arc of the circle that measures greater then or equal to the radius

# data[].attributes.body
an arc of the circle that measures less or equal to the radius

# data[].attributes.body
enclosed segment of a curve=

# data[].attributes.body
is formed by two radii and an arc

# data[].attributes.body
a straight line that cuts a circle into 2 or more parts

# data[].attributes.body
is a line segment joining two points on a curve

# data[].attributes.body
a line that touches a circle at one point.

# data[].attributes.body
a line segment that comes from the center of a circle.

# data[].attributes.body
any straight line that passes through the center of a circle

# data[].attributes.body
a closed shape with no sides, same distance from the center all around.