Is the square root 169 rational, irrational, or imaginary? Algebra Radicals and Geometry Connections Simplification of Radical Expressions 1 Answer Jaden Lee · EZ as pi Apr 24, 2018 Rational Explanation: #169 = 13 " squared " (13^2)#, So square rooting the number: #sqrt169 = 13#. So, it is rational. Answer link Related questions How do you simplify radical expressions? How do you simplify radical expressions with fractions? How do you simplify radical expressions with variables? What are radical expressions? How do you simplify #root{3}{-125}#? How do you write # ""^4sqrt(zw)# as a rational exponent? How do you simplify # ""^5sqrt(96)# How do you write # ""^9sqrt(y^3)# as a rational exponent? How do you simplify #sqrt(75a^12b^3c^5)#? How do you simplify #sqrt(50)-sqrt(2)#? See all questions in Simplification of Radical Expressions Impact of this question 12051 views around the world You can reuse this answer Creative Commons License