What are common symbols used on a scorecard?

All of the following are examples of service-learning opportunities except: a. donating time to senior citizen war veterans and writing a report about the experience for your u.s. history class. b. getting a part-time job at a habitat restoration center. c. reading to second-grade students as part of your assigned reading time for your english class. d. planting trees in your community and then discussing global warming in your science class.

Can you me find area of the shaded region?

Of the 168 hours in a week as a full time student you should spend how many hours per week on school work?