Answer:
x = 7
Step-by-step explanation:

You add up all of the sides
Answer: B. Square
Step-by-step explanation:
- All sides of a square have the same length
- All four angles of a square = 90°
- A square has two parallel sides
Answer:
The probability is either 2 but mostly 3 boys.
Step-by-step explanation:
It’s the first one because it has 7 rows and 7 columns which show that it is 7 times 7 or 7^2.