The correct congruence statement is SSS, or Side-Side-Side. We see that lines QD and MC are equivalent, QJ and MW are equivalent, and lines DJ and CW are equivalent
A
900 a piece
negative 12.50 because it's a loss of money
it helps you because you can divide the bottom to the top or vice versa or you can divide x and y
We know that :

From the figure, We can notice that :
Ф Adjacent side length = 8
Ф Hypotenuse length = 11



There u just needed to search the formula