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Thursday, February 25, 2016

2/25 Lesson 9.1.3 Area of Composite Shapes

1.  Warm-up:  Mr. Rob's donut shop is open for business!  His famous chocolate glazed donuts are flying off the shelves and he needs your help.  For the purpose of ordering supplies, he wants to know how much chocolate glaze he uses on each donut.  Each chocolate glazed donut is 4 inches in diameter, with an interior hole of 1 inch diameter (see picture on side whiteboard).  The glaze goes on top of the donut only.  He needs to know the area of the donut the glaze will cover.

2.  Lesson 9.1.3: Area of Composite Shapes
  • Objective:  I will find the area of composite shapes (two or more shapes put together)
  • Do Problems #42-44 in teams (page 501).  You may use a resource page for problems 42 and 44.
  • Check your answers on the whiteboard
3.  BuzzMath: Area of Combine Figures (link in GC)


Homework:  Lesson 9.1.3 R/P