The easy way how to change decimals to fractions and vice versa

The Pythagorean Theorem || Sir Mathigo

Quadrilaterals, their relationships || Sir Mathigo

Inverse Variation || Sir Mathigo

Direct Variation || Sir Mathigo

Quadratic formula, nature of roots and, sum and product of roots

The quadratic formula in 5 mins || Sir Mathigo

Solving the quadratic equations by completing the square with a test || Sir Mathigo

Solving quadratic equations by factoring with a test

Solving quadratic equation by extracting square root || Sir Mathigo

Quadratic equation and examples

Akwaman helped install bio-sand filtration water system in school, first school in the Philippines

At the end of this long boardwalk is surprising, watch till the end