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# How do you figure SQUARE footage for shingles?

Updated: 9/23/2023

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Q: How do you figure SQUARE footage for shingles?
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### How do you figure amount of shingles for roof?

measure the square footage first. one square of shingles (3 bundles) covers 100 sqft. divide the square footage by 100 and that's how many squares of shingles you need (be sure to buy enough extra to cap the roof with and compensate for waste at the ends. (starter and ender shingles)

### How much square footage would I have if I have 23 bundles of 12 X 36 shingles 30 shingles in a bundle?

There are 3 bundles of shingles in every square. A square is 100 square feet. In 23 bundles, you would have 766 square feet approximately

### How many tiles are there on a roof?

That really depends on several different variables including the square footage of the roof itself and the size / type of the tiles being used. Most of the time when buying roofing tiles / shingles it will state on the packaging how many square's it will cover. It should also state the "square footage" covered as well. So once you have your square footage you can then figure out how many tiles / shingles it will take to cover your roof. Don't forget to add 10 to 15% for waste in your calculations.

Multiply by 144

### How much does one square of roofing shingles weigh?

It weighs 3 Ibs per one square footage of asphalt shingle

### What is the square footage of a room 20x17x8?

To figure out the square footage of this odd sized room, you simply need to multiply the numbers. The answer is 2720 square feet.

### How do you find the square footage of a roof?

To find the sq. ft of a roof you have to measure the length and the width and multiply those figures together. Then you divide that figure by 100 and it will tell you how many squares of shingles it will take to cover it.

### How do you figure square footage of a parking lot that is 10 by 30 by 40?

For a parking lot to have 3 measurements, it must be an unusual shape. We would need more information to figure the square footage.

### Example of algebra in construction?

I use algebra to figure square footage, cubic footage, and angles when building, It is very important.

### How do you figure room size by square footage?

Multiply the length times the width.

### How do you figure square feet 15x19?

if you know the footage say its 15 feet wide and 19 long than you just multiply it and thats the SQUARE FOOTAGE of the area so that

### How do you figure square footage of a room that is 8ft x 6ft?

The area is 8*6 = 48 square feet