7.G.6 Surface Areas of Prisms and Cubes Objective 7.G.6 – Find the surface area of prisms.
Surface Area Prisms and Cylinders - Manchester High School 5... · 2016. 2. 11. · 122 Surface...
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122 Surface Area of Prisms & Cylinders.notebook 1 May 05, 2015 122 Surface Area of Prisms and Cylinders
Transcript of Surface Area Prisms and Cylinders - Manchester High School 5... · 2016. 2. 11. · 122 Surface...
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122 Surface Area of Prisms & Cylinders.notebook
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May 05, 2015
122
Surface Area of
Prisms and Cylinders
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122 Surface Area of Prisms & Cylinders.notebook
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Lateral means?
Prism 2 congruent parallel faces called bases. Lateral faces are parallelograms.
Height Perpendicular distance between the bases.
Right Prism Oblique Prism
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122 Surface Area of Prisms & Cylinders.notebook
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Surface Area Sum of all faces.
Theorem 122 Surface Area of a Right Prism
SA = 2B + PhB = Area of the baseP = Perimeter of the base
1.)
6 42
2.)
Base Area
Lateral Area
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122 Surface Area of Prisms & Cylinders.notebook
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Cylinder Congruent, parallel, circular bases. Can be right or oblique
http://www.mathsisfun.com/geometry/cylinder.html
Spinning Cylinder
πr2 πr2 2πrh
Parts of a cylinder!
Right Cylinder
SA = 2B + Ch SA = 2πr2 + 2πrh
Which is base area and which is lateral area?
http://www.mathsisfun.com/geometry/cylinder.html
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122 Surface Area of Prisms & Cylinders.notebook
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Right Cylinder SA = 2B + Ch SA = 2πr2 + 2πrh
Remember:SA of Right Prism = 2B + Ph
These formulas are the same!
3.) 3
10
4.) 8
SA = _____ SA = 92 ft2
h = _____
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http://sd71.bc.ca/resources/tutorials/tutorials_by_kyle_t/13DsurfaceAreaCylinder.htm
A video to help if your stuck!
http://sd71.bc.ca/resources/tutorials/tutorials_by_kyle_t/13DsurfaceAreaCylinder.htm
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Homework:
p. 806809/38, 1215, 17, 20
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Attachments
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