Solve the following quadratic equations by extracting square roots. answer the questions that follow.

1.) x=16

2.) t=81

3.) r-100=0

4.) x-144=0

5.) 2s=50

6.) 4x-225=0

7.) 3h-147=0

8.) (x-4)=169

9.) (k+7)=289

10.) (2s-1)=225