a metal disc 12cm in diameter and 5cm thick is melted down and cast into a cylindrical bar of diameter 5cm .how long is the bar?​

Write a division equation you could use to find a, the number of miles ava is in charge of. what is the value of a? write your answer is simplist form

What are the sotions to the quadratic equation 9x^2=4

Its worth 10000000 points need asap if you answer correctly ill mark brainliest