The number of boys in the eighth grade is equal to 100 minus the number of girls. There are 10 more boys than girls in the eighth grade. How many girls are in the eighth grade?.

Assessment includes a. interviews, recorded conversations, videos, frequency counts, and time samples. b. formal standardized tests and developmental screening tools. c. various types of documented observations, documentation of child work, checklists, rating scales, and standardized tests. d. anecdotal notes, narratives or daily records, daily health checks, and teacher observation checklists.

Can you me find area of the shaded region?

How do we determine if they are made with matter