How big is 0.0400 square meters?
It's about as big as an Apple iPad
The size of an Apple iPad is about 0.04002 square meters.
(for 9.7 inch, Apple iPad Air MD785LL/B)
It's about two-fifths as big as an Airplane Tray Table
The size of an Airplane Tray Table is about 0.1010 square meters.
It's about seven times as big as a Playing Card
The size of a Playing Card is about 0.0056 square meters.
(ISO 216 B8 size)
It's about seven-and-a-half times as big as a Post-it® Note (3M)
The size of a Post-it® Note (3M) is about 0.0054 square meters.
(3M) (generically sticky notes, a.k.a. repositionable notes, a.k.a. repositional notes)
It's about one-twenty-fifth as big as a Bath Towel
The size of a Bath Towel is about 1.0838 square meters.
(for Fieldcrest Luxury Solid Towels)
It's about 50 times as big as a Secure Digital (SD) card
The size of a Secure Digital (SD) card is about 0.00077 square meters.
It's about 85 times as big as a US Quarter
The size of a US Quarter is about 0.0004622 square meters.
(United States quarter-dollar coin) (a.k.a. Quarter dollar, a.k.a. Washington quarter, a.k.a. two bits)
It's about 100 times as big as a Postage Stamp
The size of a Postage Stamp is about 0.0004 square meters.
(average; United States dimensions)
It's about one-one-hundredth as big as a King Size Bed
The size of a King Size Bed is about 4.03 square meters.
(North American/Australian standard; length; mattress only)
It's about 100 times as big as a US Nickel
The size of a US Nickel is about 0.0003533 square meters.
(United States five-cent coin) (a.k.a. Jefferson nickel)
It's about 150 times as big as a US Penny
The size of a US Penny is about 0.000285 square meters.
(United States one-cent coin) (a.k.a. Lincoln penny, a.k.a. Cent, a.k.a. One cent piece)
It's about 150 times as big as a US Dime
The size of a US Dime is about 0.0002519 square meters.
(United States ten-cent coin) (a.k.a. Roosevelt dime)
It's about one-three-hundred-fiftieth as big as a Parking Space
The size of a Parking Space is about 15 square meters.
(a.k.a Parking Stall) (average; surface lot; North America)
It's about 500 times as big as a Nailhead
The size of a Nailhead is about 0.000077740 square meters.
(for 11-gauge wire nai)
It's about one-six-thousand-five-hundredth as big as a Tennis court
The size of a Tennis court is about 260.871740 square meters.
(per ITF specification; for doubles)