Pythagorean Theorem
![Picture](/uploads/1/6/6/0/16603678/1391212496.jpg)
1) Explanation and PRACTICE: http://www.mathsisfun.com/pythagoras.html
2) VIDEO: http://www.mathsisfun.com/pythagoras.html
3) Practice: https://www.khanacademy.org/math/geometry/right_triangles_topic/pyth_theor/e/pythagorean_theorem_1
4) Pythagorean TRIPLES (explanation and practice): http://www.mathsisfun.com/pythagorean_triples.html
2) VIDEO: http://www.mathsisfun.com/pythagoras.html
3) Practice: https://www.khanacademy.org/math/geometry/right_triangles_topic/pyth_theor/e/pythagorean_theorem_1
4) Pythagorean TRIPLES (explanation and practice): http://www.mathsisfun.com/pythagorean_triples.html
Special Right Triangles
![Picture](/uploads/1/6/6/0/16603678/690099059.jpg)
1) 30-60-90 explanation: http://www.regentsprep.org/regents/math/algtrig/ATT2/Ltri30.htm
2) 45-45-90 explanation: http://www.regentsprep.org/regents/math/algtrig/ATT2/Ltri45.htm
3) Mixed practice: https://www.khanacademy.org/math/geometry/right_triangles_topic/special_right_triangles/e/pythagorean_theorem_2
4) Mixed explanation: http://www.mathwarehouse.com/geometry/triangles/right-triangles/special-right-triangles.php
2) 45-45-90 explanation: http://www.regentsprep.org/regents/math/algtrig/ATT2/Ltri45.htm
3) Mixed practice: https://www.khanacademy.org/math/geometry/right_triangles_topic/special_right_triangles/e/pythagorean_theorem_2
4) Mixed explanation: http://www.mathwarehouse.com/geometry/triangles/right-triangles/special-right-triangles.php