The addition symbol has ___ lines of symmetry.
1
2
3
4
The addition symbol will have 4 lines of symmetry as shown. When folded along these lines. The two halves exactly overlap each other.
The subtraction symbol has ___ lines of symmetry.
Statement 1: Regular polygons have finite lines of symmetry.
Statement 2: A Circle has infinite lines of symmetry.
Statement 3: The letter A has no lines of symmetry.
Statement 4: The number 3 has 3 lines of symmetry.
Which of the above statements is/are incorrect?