Can anyone answer these questions of measurements as soon as possible
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The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

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°