Area Calculator

Calculating the area of a shape can come in handy. Being able to quickly get the answer will save you time and energy. Find out the area of your shape here.

Side 1 (a)

Side 2 (b)

Side 3 (c)

Side 1 (a)

Side 2 (b)

Base 1 (b1)

Base 2 (b2)

Height (h)

Radius (r)

Area:

Area:

Area:

Area:

Free Online Area Calculators

If you are looking for an area calculator for various shapes, you are in the right place. Here we offer a selection of calculators that you can use for free to get the area of your shape. If you do not see the shape you need help with calculating the area for, reach out to us so we can add it to our work list.

What is Area?

Area refers to the amount of space a shape may take up. With 2D objects it is all the space within the border of said shape. For 3D objects the process and formula is different.

How to Calculate the Area of a Rectangle

Finding the area of a rectangle is a very simple and easy formula. The formula is Area = length x width. This is typically going to be labeled as side a and side b. There are scenarios where you may be asked to find the area of a rectangle without the values of two sides, but this is the most common way the problem presents itself.

How to Calculate the Area of a Circle

Finding the area of a circle is a very simple and easy formula. The formula is Area = ℼ x radius2.

How to Calculate the Area of a Triangle

The formula for finding the area of a triangle depends on the information provided to you. One of the most common triangle area questions provide you with the values of the three sides. The formula for this is broken up into two parts. First, s = (A + B + C) / 2. Then Area = √ (s * (s - a) * (s - b) * (s - c)).

How to Calculate the Area of a Trapezoid

Finding the area of a trapezoid is rather easy and quick. The formula is Area = (((a + b)/2) * h). You are required to provide the height along with two side values with this calculator.

Area - Frequently Asked Questions

Knowing the area of a shape is useful in different aspects of life and work, depending on your industry and position. For schooling it is a good lesson and topic where students can begin to show their understanding of formulas and math.

If you are given a rectangle with sides that are measured in feet, then your area will be feet squared. If you are given a rectangle with sides measured in inches, your area will be inches squared. The area will always be squared no matter the unit of measurement.

Create Date: May 27, 2024

Last Modified Date: July 05, 2024