tryintopassenioryear
12.10.2019 •
Mathematics
The width of a rectangle is 20 units.can the perimeter be 64 units when it’s length x is 11
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Ответ:
The formula for perimeter is 2L +2W
Replace w with 20 and L with 11:
2(11) + 2(20) = 22 + 40 = 62
This does not equal 64, so the perimeter cannot be 64 with 20 and 11 being the dimensions.
Ответ:
Use the Pythagorean theorem to find the diagonal of a square with side length of 17 would be:
Diagonal = SQRT(17^2 + 17^2)
Diagonal = SQRT(289 + 289)
Diagonal = sqrt(578)
Diagonal = 24.04
Since the diagonal is actually 18.79, the room is not a square,