Pick the correct statement.
a) The sum of the measured interior angles should be equal (2N - 4) right angles.
b) If the exterior angles are measured, their sum should be equal to (2N + 4) right angle. Where N is the number of sides of the traverse.
1
Statement (a) alone is true
2
Statement (b) alone is true
3
Both the statements are false
4
Both the statement (a) and (b) are true