Question

п ериметр квадрата равен 12см.каждую сторону увеличили на 2 см.чему равен периметр полученного квадрата

Answer 1

12/4=3см - сторона квадрата
3+2=5см - сторона после увеличения
5*4=20см - периметр

Answer 2

12:4=3 (см) 1 сторона квадрата
3+2=5 (см) 1 сторона увеличенного квадрата
Р=4*а
4*5=20 (см) периметр квадрата

Answer 3

Perimeter of a Square

To find the perimeter of a square, we need to know the length of one side of the square. In this case, we are given that the perimeter of the original square is 12 cm. Let's calculate the perimeter of the new square after each side is increased by 2 cm.

The original square has a perimeter of 12 cm. Since a square has four equal sides, we can divide the perimeter by 4 to find the length of one side of the original square.

The length of one side of the original square is 12 cm / 4 = 3 cm.

To find the perimeter of the new square