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### Course: Algebra (all content) > Unit 10

Lesson 11: Factoring monomials- Which monomial factorization is correct?
- Factoring monomials
- Worked example: finding the missing monomial factor
- Worked example: finding missing monomial side in area model
- Factor monomials
- Greatest common factor of monomials
- Greatest common factor of monomials
- Greatest common factor of monomials

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# Worked example: finding missing monomial side in area model

Learn how to find the length of a rectangle using algebraic expressions, as Sal finds the length of a rectangle whose area is 42xy^3 and whose height is 14xy. Dive into dividing coefficients and variables to solve for length and uncover how dividing powers of 'y' can simplify your equation.

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