Answer:
these triangles are not congruent
Answer: 12-5d
because all you do is flip the expression
Answer:

Step-by-step explanation:
we know that
If two figures are similar, then the ratio of its volumes is equal to the scale factor elevated to the cube
Let
z ----> the scale factor
x ---> the volume of the model of a swimming pool
y ---> the volume of the actual swimming pool
so

we have


substitute

solve for x



.................... I’m sorry I can’t see it