Answer:
B and C only show direct proportion
Answer:2
\left(-3\times \:3\right)+15-2^2
=-9+15-2^2
-9+15-4
=6-4
6-4=2
the answer is 2
Step-by-step explanation:
Note: It is not given that, 1 cm represents 2m
The bench area on an actual basketball court is 9 meters long.
We need to find how long should the bench be on the scale drawing. Since 1 cm represents 2m. It means 1 m represents 0.5 cm
9 meters will represent,

Hence, the bench is 18 cm long.
12 not sure if it's true or not.