It is just an irregular quadrilateral.
octegon
Yes, a quadrilateral just need to have 4 sides. Quad- means 4 and -lateral means sides. To have only one tight angle, it has to be either a right angle with 2 acute angles and 1 obtuse angle OR a right angle with 2 obtuse angle s and 1 acute angle.
It is a right angled trapezoid
parallelogram with one diagonal
No a quadrilateral can't have 3 obtuse angles and 1 right angle because if a polygon did have 3 obtuse angles and 1 right angle then it would not even be a quadrilateral.
It is just an irregular quadrilateral.
octegon
Yes, a quadrilateral just need to have 4 sides. Quad- means 4 and -lateral means sides. To have only one tight angle, it has to be either a right angle with 2 acute angles and 1 obtuse angle OR a right angle with 2 obtuse angle s and 1 acute angle.
It is a right angled trapezoid
parallelogram with one diagonal
isolese triangle
It ha one right angle, two obtuse angles and one acute angle
It is 1 degree after a right angle. A right angle is 90 degrees so the smallest obtuse angle is 91 degrees.
it is an irregular shape
acute, right, or obtuse angle
No.