<u><em>Answer</em></u>:
13.9
<em><u>Step-by-step explanation:</u></em>
<em>Use the Pythagorean Theorem </em>
x=13.85 round to the nearest tenth 13.9
<em />
Length: 2w-12
Area is length times width so (2w-12)*w
Or 2w^w-12w
<span>The yearly value of the health insurance from job A is $4380. To find this, take the $450 per month, and subtract Frank's contribution of $85. 450-85=$365 benefit per month. Multiply the monthly benefit by 12 months to get 365*12=4380.
The yearly value of the health insurance from job B is $4620. To find this, take the $500 per month and subtract Frank's contribution, 500-115=385. No multiply the monthly benefit by 12 to get 385*12=4620.</span>
The answer is 15.
17^2-8^2=225
sr of 225= 15
:))