Q: Do all irregular quadrilateral have no right angles?

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There can be 4 different acute angles in an irregular 4 sided quadrilateral that all add up to 360 degrees.

A rectangle or square.

This is a rectangle.

A square or rectangle.

No because a quadrilateral has 4 sides but doesn't have to have right angles. For example the. Trapezoid doesn't,t have right angles but it is a quadrilateral

Related questions

ALL quadrilaterals have 4 angles

There can be 4 different acute angles in an irregular 4 sided quadrilateral that all add up to 360 degrees.

An irregular quadrilateral doesn't need to have any right angles. It's possible for it to have one or two right angles, but no more than two of them.

The sum of all the angles of a quadrialateral, whether its regualr or irregular is 360 degrees.

A quadrilateral having four right angles is called a rectangle.

All quadrilateral have four angles. It is possible that all four angles are right angles, even if the quadrilateral is not a square (this would be a rectangle).

A rectangle or square.

This is a rectangle.

A rhombus is an irregular 4 sided quadrilateral because although it has 4 equal sides it does not have 4 equal interior angles.

A quadrilateral with four right angles is a rectangle. If all its sides are the same then it is a square.

A square or rectangle.

No because a quadrilateral has 4 sides but doesn't have to have right angles. For example the. Trapezoid doesn't,t have right angles but it is a quadrilateral