The ratio of width to length of the United States flag is 10:19. If the width of the flag at Emersen's school is 4 feet, what is its length in feet?

And employees salary increase by $4500 which represents a 15% raise what is the employees new salary

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*