The sum of the squares of the lengths of the legs of an isosceles triangle is equal to the square of the length of the hypotenuse

How can (square root of 25) ^2 be rewritten?

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?