1. 12E, 14B, 14C Cross Sections, Perimeter, and Area
Unit 6: Geometry and Trigonometry
12E, 14B, 14C
4/10/ :19 AM

2. Terminology
surface area: sum of the areas of planar faces (squared units) “net” volume: amount of space a solid occupies (cubic units)
12E, 14B, 14C
4/10/ :19 AM

3. Terminology
“cuboid” height: perpendicular distance between a vertex and base or between two bases slant height: distance between a vertex and a base along edge or face of a 3D figure lateral surface area: total surface area of all faces that are not the bases
12E, 14B, 14C
4/10/ :19 AM

4. Terminology
2D: polygon, circle, ellipse, point, line, relation, function 3D: pyramids (1 base), prisms (2 bases), cones, cylinders For the two categories above, which can have a: height? slant height (edge)? area? surface area? lateral surface area? volume?
2D, 3D 3D
2D (or cross-section of a 3D)
12E, 14B, 14C
4/10/ :19 AM

5. Practice
p. 368: 2, 6 p. 383: 12(b) p. 416: 1(f), 6(b), 10 p. 420: 1(a)(b)(c), 4(a), 5(a), 6(ab), 8 Read and follow all instructions. List the page and problem numbers alongside your work and answers in your notes. Use the back of the book to check answers for the odd-numbered questions.
Copy
12E, 14B, 14C
4/10/ :19 AM