Sub was present. Worked on"Practice with Area Formulas" handout. Area quiz on Thurs/Fri.
Tuesday/Wednesday
Several minutes to finish handout if needed. Introduced composite area. Worked on composite area, finding the sizes of shapes that are composed of several pieces.
Homework: p. 609: 9-13, 16, 17, 27
Textbook pages: 609, 610, 611
Thursday/Friday
Quiz on area. Took notes on dimensional effects and examined what happens to area when the side lengths of a shape are scaled up by a given amount. (if side lengths are multiplied by N, then the area is multiplied by N^2.)
Homework: p. 626: 15-21, 25-27 (part c only)
Textbook page: 626