Answer:
c
Step-by-step explanation:
i an smart
Answer: an endless cylinder with radius 4 mm and centerline
Answer: Distributive property
Step-by-step explanation: I do believe in questions like this you would distribute from the perenthisis (right?)
In step 3, Mark forgot to multiply 5 · 5, so he ended up with 5 in the denominator instead of 5 · 5 = 25