What is a quadateral?

Lines that form right angles at their point of intersection is called? What is the weight of 1 cubic inch of titanium? What is the circumference of a circle if it's diameter is 6.625 inches? Does drawing one diagonal in a trapezoid create two congruent triangles? What shape is a half of a trapezoid? What is the lowest point of an arc called? What do you call the small tile parts of Mosaic? Is pi a real number? What is the standard size for a window in a bathroom? Can a diamond shape figure have symmetry line? How many sides does the chiliagon? What is the name for a three-sided polygon? Can a cut be made between two parallel sides of an isosceles trapezoid to make two isosceles trapezoids? What does a triangle look like? How many square miles are there in a 30 mile radius? How can uou classify a rhombus with 4 congturnt angles? How many parallel sides does a hexagon have? What is the name of triangle that has two equal sides? Why is the cube sometimes called a hexahedron? What is a rectangle leaning to one side called?