https://math.answers.com/math-and-arithmetic/Which_quadrilaterals_could_have_a_45_degree_vertex_angle
Which quadrilaterals could have a 45 degree vertex angle? - Answers
A rhombus, trapezoid or parallelogram could all contain a 45 degree vertex. Squares and rectangles only have 90 degree vertices.
vertex anglequadrilateralscoulddegreeanswers
https://math.answers.com/math-and-arithmetic/Which_quadrilaterals_could_have_a_45_degree_vertex_angle
Which quadrilaterals could have a 45 degree vertex angle? - Answers
A rhombus, trapezoid or parallelogram could all contain a 45 degree vertex. Squares and rectangles only have 90 degree vertices.
vertex anglequadrilateralscoulddegreeanswers
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