Can someone Please help me find the area of the square I already know the perimeter.

How to simply and write the answer n a whole number

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?

$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?