Explanation:
We can think of the square in the middle of the four others as the floor
The surrounding four squares are the walls that fold upward.
The square at the very right side will then form the ceiling.
Side E and side L join at the top left edge.
See the diagram below.
Answer:
12
Step-by-step explanation:
Given: Diagonal of square=
To find the perimeter of square, we need to find the length of sides of square.
∴ Using the formula of diagonal to find side of square.
Formula;
Where, s is side of square.
⇒
Dividing both side by √2
⇒
∴
Hence, Length of side of square is 3.
Now, finding the perimeter of square.
Formula;
⇒
∴
Hence, Perimeter of square is 12.