Answer:
A.
Step-by-step explanation:
Answer:a) Subtract the two diameters and multiply by 3.14
d) Subtract the circumference of the hole from the circumference of the coin
Step-by-step explanation:
i just did the assignment
Answer: The equation you will use would be 40x + 15x =115. you're welcome.
4c + 36 because you have to multiple 4 x c which is 4c and then you have to multiply 4 by 9 which gives 4c + 36 (hope this helps)