According to a recent report, about 45% of 20- and 21-year-olds are enrolled in school. how many enrolled students is it reasonably likely to get in a sample of 40 randomly chosen 20- and 21-year-olds?

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c