A ___ has four equal sides but none of its internal angle is 90°.
A ___ has four equal sides but none of its internal angle is 90°.
Explanation
A rhombus has four equal sides, but its internal angles are not 90°.
The angles are typically oblique (less than or greater than 90°).
A square has four equal sides and 90° angles.
While a parallelogram has opposite sides equal but not necessarily all sides equal or internal angles 90°.