A 300−600−900 set square has ------- line/lines of symmetry.
Question 39
Fill in the blanks to make the statements true.
A 300−600−900 set square has ___ line/lines of symmetry.
Question 16
Out of the given four options, only one is correct. Write the correct answer.
The number of lines of symmetry in a 300−600−900 set square is
(a) 0 (b) 1 (c) 2 (d) 3
Question 57
State whether the statements are true or false:
A 450−450−900 set square and a protractor have the same number of lines of symmetry.