This game is fire. I played this game i bet nobody can beat my highscore

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

The following division is being performed using multiplication by the reciprocal find the missing numbers is 5/12 divided by x/3 equals 5/12 times x/10 equals 1/x

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?