Need help with which answer it is and how you got the answer

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min