March 25, 2015

Connect N.RN.3 to physical situations, e.g., finding the perimeter of a square of area 2.

- Mathematics > General
- Mathematics > Algebra

- Grade 9
- Grade 10

Explain why the sum or product of two rational numbers is rational; that the sum of a rational number and an irrational number is irrational; and that the product of a nonzero rational number and an irrational number is irrational.