17. All
18. B because it can be symmetrical either way
Answer:
If you round it to the nearest ten-thousand, your answer would be 30,000.
Answer:
-157.87
Step-by-step explanation:
1) the rules are:
and

2) according to the rules above:

Answer:
B) scale <em>z </em>by a factor of 1/2 and rotate it 5 degrees clockwise