1. On Desk: Learning Log: Pencil Calculator Math Journal F&W Learning Log
Math CC7/8 – Be Prepared
On Desk:
Pencil
Calculator
Math Journal
F&W Learning Log
Parent Signatures?
Learning Log:
HW: p. 39, #13, 25-26, 28
Pass back FW Quiz- no sig. Keep quiz.

2. Tasks for Today
Warm up
Lesson 2.3 – Slicing Prisms
Begin HW?

3. f f What happens to SA & V if you apply a scale factor of 0.5? Or 1.5?
Warm Up
What happens to SA & V if you apply a scale factor of 0.5? Or 1.5?
Kleenex Box -
SA = 2 ( )
SA = sq. cm
V = 21.5 x 10.5 x 5
V = 1, cubic cm
Find SA & Vol.!
H = 5 cm
W = 10.5 cm
L = 21.5 cm f 2
SA = f 3
V =

4. Review of Rectangular Prisms
Where is a vertex? Where is an edge? Where is a face?
Vertex
Edge
Face

5. Review of Rectangular Prisms
Why is it called a rectangular prism?
The base of the prism is in the shape of a rectangle. Prisms are named by their base.
How many faces does a rectangular prism have?
6 faces
How many vertices does a rectangular prism have?
8 vertices
How many edges does a rectangular prism have?
12 edges

6. Euler’s Formula is expressed in a variety of ways. One is …
E = V + F - 2

13. Sketch and make predictions in your journal.
Then we’ll watch this video

14. All have: 8 V 12 E 6 F 2 trapezoidal prisms 2 rect. prisms