It depends on how the trapezoid is formed. A trapezoid can have either 2 right angles, or no right angles at all.
Area of a Trapezoid Calculator 📐
What are the parallel sides of a trapezoid called?
Isosceles trapezoid - Wikipedia
Chapter 9 2D 實體結構分析Analysis of 2D Structural Solids. - ppt
TRAPEZOID CALCULATOR
Isosceles Trapezoid Calculator
Chapter 9 2D 實體結構分析Analysis of 2D Structural Solids. - ppt
Area of Trapezium - Definition, Formulas, Derivation, Examples
How many more degrees in the angles of a trapezoid that in a
Chapter 9 2D 實體結構分析Analysis of 2D Structural Solids. - ppt
Trapezoid - Definition, Steps, Examples & Questions
Can a trapezium have a right angle?
How many vertices does a triangular prism have?
How many vertices does a triangular prism have?