Square meters is a measure of area and meters is a measure of length or distance.
1 yard = .9144 meter, therefore 1 square yard = .83612736 square meter. In other words, 1 square meter = 1.19599005 square yard
Metre is a length or distance. Square metre is an area.
There is 1000mm in a meter, when squaring, this difference is also squared, making the difference between mm2 and m2 to be 1,000,000
A square meter is a measure of area; whereas a linear meter is a measure of length.
Back to your teacher and ask the difference between area and length....
A two metre square is a square with sides of two metres. This would have an area of 4 square metres. 2 square metres is the area of square with sides sqrt(2).
A square metre is equal to slightly more than 11 square feet. a square meter is almost the same as a square yard. there are 3 feet in a yard, so a square meter is about 9 square feet.
None, ask your teacher to explain the difference between length and area.