Lesson 6 Surface of Prisms

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Presentation transcript:

Lesson 6 Surface of Prisms Unit 4B Measure Figures Lesson 6 Surface of Prisms

Lesson 6: Surface Area of Prisms Objective: Swbat find the surface area of a prism. Do Now: Quick Check Worksheet

Lesson 6: Surface Area of Prisms Definition Surface Area is the sum of the areas of all the surfaces for faces of a three dimensional figure.

Lesson 6: Volume of Prisms NET - A pattern that can be cut and folded to make a model of a solid shape. Rectangular Prism

Lesson 6: Surface Area of Prisms There are 6 rectangles: 2 top and bottom (lw) 2 front and back (lh) 2 sides (wh) S. A. = 2lw + 2lh + 2wh

Lesson 6: Surface Area of Prisms Example #1: Example #2: A box of chocolate has a length of 12 cm, a width of 2 cm and a height of 1 cm, what is the volume of the box? 3 in 2 in. 15 in.

Lesson 6: Surface Area of Prisms

Lesson 6: Surface Area of Prisms There are 5 faces: 3 rectangles (lw) 2 triangles (1/2bh) Calculate the area of each face and then find the sum of all the areas.

Lesson 6: Surface Area of Prisms Example #1: Example #2:

Classwork Guided Practice: #1 – 3 Independent Practice: # 1 – 6 Problem Solving Practice: # 1 - 6

Closure Question: How do you find the surface area of a prism? Exit Ticket Homework: Practice: # 1 - 9

Exit Ticket Find the surface area of a rectangular prism with a length of 12 mm, a width of 8 mm and a height of 15 mm.

Homework