# Lot and Building Envelope Square Footage

This calculator calculates the square footage of a lot where the side property lines run parallel with each other. In addition it will calculate the building envelope based on building setbacks.

##### For the calculation to be correct you have to match the lengths a, b and c to their location in the image.

#### The Calculation

- length c
- length a
- length b
- front setback
- rear setback
- side setback

This second calculator can be used for a building lot where the front and back property lines run parallel with each other and it also calculates the square footage of the building envelope.

##### For the calculation to be correct you have to match the lengths a, b and c to their location in the image.

#### The Calculation

- length a
- length b
- length c
- front setback
- rear setback
- side setback

##### Construction Math Calculators

#### Area Calculation

#### Arithmetic

#### Estimating / Multiplier

#### Fractions and Decimals

#### How to do things

- Convert Feet in Decimal Format to Foot, Inch and Fraction
- Calculate the Square Footage of a Rectangle Shaped Area
- Equation Manipulation
- Calculating with Percentages

#### Solving a Duel Pitch

- What can you do with the roof pitch?
- Solving for length's aa and ab
- Calculating the Height
- Solving the Angles