The answer is b (I think not really sure)
Answer:
1. use the formula


2. use the formula

3. There is only one at 360 degrees
4. there are 6 rotational symmetries and the number of reflectional symmetries would be 6 as you can see:
Answer:
Step-by-step explanation:
Find the are by multiplying all of the sides together, and you wil get your answer.
That's a rectangular prism.
And the formula to find the volume of a rectangular prism is:

Plug in what we know:

Multiply the three numbers together:
Michelle's result shows f(2) = -13, selection C.