How many right angles does a trapezoid have?

It depends on how the trapezoid is formed. A trapezoid can have either 2 right angles, or no right angles at all.

Trapezium - Properties, Formulas, Definition

Classifying Quadrilaterals, Baamboozle - Baamboozle

Does a trapezoid have acute angles? - Quora

Chapter 9 2D 實體結構分析Analysis of 2D Structural Solids. - ppt

What are the angles of a trapezium? - Quora

Trapezoids - Definition, Shape, Area, Formulas, Properties, Facts

SOLVED: Two consecutive angles of a trapezoid are right angles

How many diagonals does a trapezium have?

Lesson Explainer: Area of a Trapezoid