Find the missing side length. Assume that all intersecting sides meet at right angles.
Be sure to include the correct unit in your answer.

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

Simplify (2^5/3^2)^4 a. 2^20/3^8 b. 2^9/3^8 c. 8^5/12^2 d. 2/3^2

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)