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If you mean a rectangle then its diagonal using Pythagoras; theorem is 2 times the square root of 41 or about 12.806 feet rounded to 3 decimal places.

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7y ago
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7y ago

A shape which is 10 ft by 8 ft is not a square and so the question does not make sense.

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Q: What is diagonal of 10 by 8 ft square?
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What is the diagonal measurement of an 8 ft square?

The diagonal measurement of an 8 ft square is: 11.31 feet.


What is the diagonal of 8 ft by 10 ft?

The diagonal of an 8 ft by 10 ft square, by Pythagoras, would be sqrt(82 + 102) = sqrt(64+100) = sqrt(164) = 12.806 ft (to 5 sig figs)


What is the diagonal measurement of a 7 ft by 8 ft square?

Don't tell me you are in class!


What is the area of a 8 inch square block 10 feet long?

8 in * 10 ft = 8 in * 10 ft = 960 square inches or 8 in * 10 ft = 2/3 ft * 10 ft = 62/3 square feet


How do you get diagonal measurement on a 12x12 8 feet highSQUARE?

I assume that you refer to a 12 ft x 12 ft 8 in square. The length of the diagonal is determined easily suing Pythororas's therem: Diagonal = sqrt[122 + (128/12)2] feet = sqrt(304.4... ) ft = 17.448 ft approx.


How many square feet are in an 10 ft x 8 ft room?

10 ft x 8 ft = 80 square feet.


8 ft wide by 10 ft long square feet?

8ft * 10 ft = 8*10 sq ft = 80 sq ft


What is the diagonal measurement for a square 10' x 16'?

10' x 16' is not a square but a rectangle and the diagonal is square root of (10^2 + 16^2) = square root of (100 + 256) = square root of 356 which is 18.867 feet


What is the diagonal of the rectangle has length 6 and width 8?

The diagonal = the square root of (6 squared + 8 squared) 6 squared+8squared = 100 the square root of 100 = 10 so the length of the diagonal is 10. The above used Pythagoras' theorem which says the square on the diagonal is equal to the sum of the squares on the other two sides.


What is the square footage of a 8 by 10 room?

Assuming the room is 8 ft by 10 ft (the question does not say so), the area would be 8*10 = 80 square feet


How many square feet is a 8 by 10 foot room?

8 ft x 10 ft = 80 ft2 or 80 square feet.


What is the surface of a floor that measure 10 ft x 8 ft?

10 x 8 = 80 square feet.