Answer:
8r+72
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
Y=1/5x ! :) I hoped this helped ! Privately message me if you need help with anything else !!
Answer: x=1 or x=-3
Step-by-step explanation:
Quadratic formula is 
a=1 b=2 c=-3
Substitute
