The look-out point of a tower is 60 feet above the ground. a man observes a fountain from the look-out point. the angle of depression to the fountain is 25°. what is the distance from the base of the tower to the fountain?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is