# Geometric Shapes

### Annulus

### Circle

### Circular Sector

Circular Sector

Where r is the radius of the circle, c is the chord length, s the arc length, h the height of the arced portion, m is the height of the triangular portion, and θ is the central angle with θ < π radians (180°).

Where r is the radius of the circle, c is the chord length, s the arc length, h the height of the arced portion, m is the height of the triangular portion, and θ is the central angle with θ < π radians (180°).

### Circular Segment

Circular Segment

Where r is the radius of the circle, c is the chord length, s the arc length, h the height of the arced portion, m is the height of the triangular portion, and θ is the central angle with θ < π radians (180°).

Where r is the radius of the circle, c is the chord length, s the arc length, h the height of the arced portion, m is the height of the triangular portion, and θ is the central angle with θ < π radians (180°).