Embed Size (px)
Citation preview
Lesson 3 Surface Area of Composite Objects.notebook
1
September 12, 2014
Sep 76:13 PM Sep 76:15 PM
Sep 76:15 PM Sep 76:15 PM
Sep 76:16 PM Sep 76:17 PM
Lesson 3 Surface Area of Composite Objects.notebook
2
September 12, 2014
Sep 76:19 PM Sep 76:19 PM
Sep 76:20 PM
Count the square faces of all the cubes and subtract where there is overlap
Look at the views of the shape and count the squares,
Sep 76:24 PM
Sep 76:25 PM
Practice Your Skills!
Page 30/31
#46
Sep 76:27 PM
Lesson 3 Surface Area of Composite Objects.notebook
3
September 12, 2014
Sep 76:25 PM
Practice Your Skills!
Page 30/31
#8
Sep 76:28 PM
Sep 76:28 PM
Rules:1. find total surface area2. subtract overlap3. calculate area not
painted4. subtract area not
painted from answer in step 2
5. multiply answer from step 4 with cost
1800m^2+400m^2+2m^2+450m^2+4m^2=2656m^2
6200m^2 2656m^2=3544
3544m^2 x $2.50/m^2
=$8860
Sep 76:25 PM
Practice Your Skills!
Page 30/31
#10
Sep 76:30 PM
Review Your Ideas
Post It Question
