A quadrilateral has four angles. There are always the same number of angles as there are sides, so since a quadrilateral has four sides it must also have four angles.
A quadrilateral doesn't "do" any angles. However, it has four angles. (If that is what you wanted to know.)
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Quadrilaterals have exactly four angles.
Four.
4
The 4 interior angles of a quadrilateral add up to 360 degrees
The 4 interior angles of a quadrilateral add up to 360 degrees