The document contains formulas and definitions related to geometry and algebra. It includes the Pythagorean theorem for calculating the lengths of sides of a right triangle, formulas for rearranging terms in the Pythagorean theorem, definitions of adjacent, opposite, and hypotenuse sides of a right triangle, formulas for factoring quadratic expressions, solving a linear equation, and factoring a quadratic equation to solve for two solutions.

1. 𝐶2 = 𝐴2 + 𝐵2
𝐴2 = 𝐶2 − 𝐵2
𝐵2 = 𝐶2 − 𝐴2
−𝑏 ± √ 𝑏2 − 4𝑎𝑐
2𝑎
(𝑎 + 𝑏)2
(𝑎 + 𝑏)(𝑎 + 𝑐)

2. (𝑎 + 𝑏)3
(𝑎 + 𝑏)(𝑎 − 𝑏)
(𝑥 + 7)(𝑥 + 5)

3. C. HIPOTENUSA
B. ADYACENTE.
A. OPUESTO

5. 𝑋2
+ 6 = 7𝑋
( 𝑋 − 6)( 𝑋− 1) = 0
𝑋1 = 6 𝑋2 = 1