In the right △ABC, m∠C=90° and BL is the angle bisector of ∠ABC. What is the ratio CL:AC, if m∠BAC=30°?

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For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.