Isosceles Trapezoid
The following is an isosceles trapezoid.
1. Discover different properties of the isosceles trapezoid by measuring sides and angles, finding slopes. Then draw the diagonals and do the same things.
2. Create the midpoints of each side of the isosceles trapezoid and connect them to form a quadrilateral. Discover what kind of a quadrilateral it is by measuring sides, angles, etc.