Dilation with a scale factor 1/3. the original points are three times as big as the transformed points, so the transformation needed to reduce the size by three times smaller.
Answer:
+
Step-by-step explanation:
++ = +
+- = -
-+ = -
-- = +
Example:
-1 x -1 = 1
1 x -1 = -1
Check the picture below.
now, to get how much is the area of the tiled section, we simply get the area of the whole pool, 53x26, which includes the tiles, and then subtract the area without the tile, the rectangle in the middle, and what's leftover, is the area of the tiled area.

I am so so so sorry I do not know the answer but I might later in the shool year
APR refers to annual interest rate i e 4.5%
Difference:-
Now
Interest:-
Total savings:-
Remember the code:-
- Question's calculations mostly given in its options