ATM is the abbreviation for atmosphere's, which is a measurement of pressure.
1 ATM = 14.696 PSI
30 ATM = 440.88 PSI
(440.88 pounds)/1 square inch = (40.88 pounds)/(1/144)square feet
63486.72 pounds per square foot.
So 30 atmospheres is equal approximately to 63486.72 pounds per square foot.
20 x 20 = 400 square feet.
There are 609.6 centimeters in 20 feet
17*20=340 ■
12 x 20 = 240 square feet.
20 x 19 = 380 square feet.
1 ATM equals 33.9 feet so rounded up to 34 feet your 10 ATM's equal 340 feet. HTH.
330 approx
20
20 x 20 = 400 square feet.
Exactly 20 feet.
400
400 square feet.
20 cm = 0.656 feet.
173,295.09 US gallons atm
Do you mean a real square with the side length of 20 feet? Then 20 feet times 20 feet is 400 square feet.
There are 609.6 centimeters in 20 feet
20 yards is 60 feet.