add all the sides of the square together!
10, 10 and 1
3
It is a rectangle because the length and width are not equal.Perimeter = 2(L+W)Perimeter = 2(10+6)Perimeter = 2(16)Perimeter = 32Area = L x W Area = 10 x 6Area = 60
20000
It depends. If the shape is a regular polygon (square, pentagon etc), multiply the number of sides by the length of one side. If it's an irregular polygon, add the lengths of each side together to find the perimeter.
By adding the length of all four sides.
10, 10 and 1
41.806368
The area of Switzerland is 41,285 km2 or 15,940 square miles.
26.53
100 square meters = 1,076.4 square feet.
The primiter of Lake Champlain
3
squer
It is a rectangle because the length and width are not equal.Perimeter = 2(L+W)Perimeter = 2(10+6)Perimeter = 2(16)Perimeter = 32Area = L x W Area = 10 x 6Area = 60
12
20000