This geometry video tutorial explains how to find the area of a trapezoid using the formula A=1/2(b1+b2)h. It explains how to find the area given everything without the height. Area of a Rectangle: https://www.youtube.com/watch?v=M8JdRHeQBW8 Area and Perimeter: https://www.youtube.com/watch?v=gtMKsFXjLHw Area of a Square: https://www.youtube.com/watch?v=tKPxFv0x4VY Area of a Triangle: https://www.youtube.com/watch?v=svWYgZs33bA Calculating The Height of a Triangle: https://www.youtube.com/watch?v=a1PR9O1Va84 Area of a Trapezoid: https://www.youtube.com/watch?v=WBgRnFFGCuQ _____________________________ Area of a Parallelogram: https://www.youtube.com/watch?v=k7iV42nkXc0 Area of a Rhombus: https://www.youtube.com/watch?v=3Jx9gGpGbrA Area Between Two Squares: https://www.youtube.com/watch?v=NtAaclKesgs Area - Rectangles, Triangles, & Circles: https://www.youtube.com/watch?v=JnLDmw3bbuw Area & Perimeter of Irregular Shapes: https://www.youtube.com/watch?v=_e7j6rE7_Pg How To Calculate Square Footage: https://www.youtube.com/watch?v=aKcy-XE-LXM ______________________________ Area of a Kite: https://www.youtube.com/watch?v=RhNeFsYHtE4 Area of an Equilateral Triangle: https://www.youtube.com/watch?v=vIlWlauZV7E Area of Regular Polygons: https://www.youtube.com/watch?v=bwyYgCGNOQ4 Area - Hard Math Problem: https://www.youtube.com/watch?v=s0gu-LlEM8M Area - Shaded Region: https://www.youtube.com/watch?v=yw2cYaPb-Go Circles - Area, Circumference, Radius: https://www.youtube.com/watch?v=D4nGkWOPb6M Final Exams and Video Playlists: https://www.video-tutor.net/