4.2 If a square has an area of 625 square units, determine

The perimeter of the square​

the answer is 31.27mph

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

umm you say your want to . but you do know that this is the mathematics.  

o~o