Rewrite the statement in the form of conditional statements 2b = a + c, if a, b and care in AP.
The ''conditional statement'' If a, b and c are in AP, ten 2b = a + c
Rewrite the following statements in the form: 'p if and only if q'.
p: If a quadrilateral is equaiangular, then it is a rectangle.
q: If a quadrilateral is a rectangle, then it is equiangular.