If the diagonal of a square is 11.3 meters approximately what is the perimeter of the square

Yo y do yall have 2 stars that means yall wrong bro

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?