Area Formulas

Triangle

Area of Triangle

Formula for Area of a Triangle

Square

Square

Area of a Square Formula

Rectangle

Rectangle

Area of a Rectangle Formula

Rhombus

Rhombus

Area of a Rhombus Formula

Rhomboid

Rhomboid

A = b · h

Area of Trapezoid

Area of a Trapezoid

Formula for Area of a Trapezoid

Area of a regular polygon

Area of a Regular Polygon

Formula for Area of a Regular Polygon

Area of a polygon

Area of an Irregular Polygon

The area is obtained by triangulating the polygon and adding the area of these triangles.

A = T1 + T2 + T3 + T4

Circle Area

Area of a Circle

Area of a Circle


Circular Sector Area

Circular Sector Area

Circular Sector Area Formula


Area of a Circular Segment

Area of a Circular Segment

The circular area of the segment AB = Area of the circular sector AOB - Area of triangle AOB


Lune of Hippocrates

Lune of Hippocrates

Area of the lune = area of the semicircle − area of circular segment.

Lune of Hippocrates Formula

Area Enclosed between Two Concentric Circles

Area Enclosed between Two Concentric Circles

Area Enclosed between Two Concentric Circles Formula


Area of a Circular Trapezoid

Area of a Circular Trapezoid Formula

Area of a Circular Trapezoid Formula




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