More Gifs Cylinder and Cone Volume

Circles, Triangles, parallelograms and many more

Interactive Triangle
Parallel Lines Cut Transversal
Remote Exterior And Interior Angles Of A Triangle
Interactive Vertical Angles
Tangents Secants Arcs Angles
Interactive Parallelograms
Supplementary Angles
Central Angle of a Circle
Rotations in math
Among All Shapes With the Same Area, the Circle Will Always Have the Smallest Perimeter
More interesting math facts here