In how many years will 80% of all eligible voters in the county be registered to vote?

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Is the figure congruent? yes or no?