Q. Is a rectangle always a quadrilateral?Choices:(A) yes(B) no
Define Rectangle: Step 1: Define a rectangle.A rectangle is a shape with four straight sides where every angle is a right angle (90∘).
Define Quadrilateral: Step 2: Define a quadrilateral.A quadrilateral is any shape that has exactly 4 sides.
Compare Properties: Step 3: Compare properties.Since a rectangle has 4 sides and every quadrilateral must have 4 sides, every rectangle must be a quadrilateral.