Question

12 all quadrilaterals have – a four right angles. b four sides. c two pairs of parallel sides. d four congruent sides.

Explanation:

A quadrilateral is defined as a polygon with four sides. Not all quadrilaterals have four right angles (e.g., trapezoid), two pairs of parallel sides (e.g., trapezoid), or four congruent sides (e.g., rectangle).

Answer:

B. four sides.