Do Now What shape would you get if you cut through the stick of butter? (give the most specific name)

Slides:

Advertisements

Similar presentations

Thee-Dimensional Figures and their representations

Advertisements

Hook If you were to slice a cereal box with a geometric plane as shown, what shape would result? Coach’s Commentary I chose this example because it gives.

Three-Dimensional Figures. Vocabulary Two-dimensional figures (plane figures) – triangles, quadrilaterals, and circles. They lie in one plane.

PLANE SLICE Describe the two-dimensional figures that result from slicing three-dimensional figures.

Slicing at an Angle.

What you see when you slice.

Congruent Two shapes that are the same size and shape

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures, as in plane sections of right rectangular.

10-1 Solid Geometry Warm Up Lesson Presentation Lesson Quiz

Created by Mandy Plunkett Modified by Charlotte Stripling

Geometric Solids A three dimensional figure that has three dimensions: length, width, and height. cylinder Rectangular prism cube pyramid cone.

Polygons Two-dimensional shapes that have three or more sides made from straight lines. Examples: triangles squares rectangles.

Attributes A quality that is characteristic of someone or something.

Three–Dimensional Figures Today you will learn to: identify and classify three-dimensional figures describe plane sections of right rectangular prisms.

Geometry Vocab review. Perpendicular Draw a perpendicular angle Give 2 other names for it 1.

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures with a plane.

Unit 4 Test 2 Review. 1. Find the area: a) 54 cm² b) 57 cm² c) 32 cm² d) 48 cm².

Identify the Faces, Edges, Vertices.

Cross Sections. Warm Up On a separate piece of paper, try to draw a triangle with side lengths of 3 centimeters and 6 centimeters, and an included angle.

Cross Sections What you see when you slice.. What is a Cross Section? So far we have dealt with two-dimensional figures and three-dimensional figures.

3-Dimensional Figures. Prisms – Two parallel bases – Named after the shape of its base – All other faces are rectangles Rectangular Prism Triangular Prism.

Vocabulary A polyhedron is a three-dimensional solid with flat surfaces and straight edges. Each polygon is a face of the polyhedron. An edge is a segment.

Attributes A quality that is characteristic of someone or something.

Secondary Math Two and Three-Dimensional Objects.

Three-dimensional figures, or solids, can be made up of flat or curved surfaces. Faces– the polygons that make the polyhedron Edges– A line segment formed.

Prism A prism is a polyhedron, with two parallel faces called bases. The other faces are always parallelograms. The prism is named by the shape of its.

Created by Mandy Plunkett Modified by Charlotte Stripling

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures, as in plane sections of right rectangular.

Geometric Solids.

Answers to Geometry Vocab Quiz

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures with a plane.

Cross sections of 3-D solids

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures, as in plane sections of right rectangular.

Hook If you were to slice the Great Pyramid of Giza with a geometric plane as shown, what shape would result? Coach’s Commentary I chose this example because.

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures with a plane.

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures with a plane.

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures, as in plane sections of right rectangular.

11.4 Three Dimensional Figures

Cross SECTIONS.

Digital Cross Sections Lab

Hook If you were to slice the Great Pyramid of Giza with a geometric plane as shown, what shape would result? Coach’s Commentary I chose this example because.

Digital Cross Sections Lab Create each figure sitting on its Base

Maintenance Sheet 18 due Friday

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures, as in plane sections of right rectangular.

10.1 Solid Geometry Geometry.

Warm Up Classify each polygon. 1. a polygon with three congruent sides

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures with a plane.

Objectives Classify three-dimensional figures according to their properties. Use nets and cross sections to analyze three-dimensional figures.

10-1 Solid Geometry Warm Up Lesson Presentation Lesson Quiz

10-1 Solid Geometry Warm Up Lesson Presentation Lesson Quiz

Turn in your homework Please study for Comprehensive Test 7.5 by studying old test and maintenance sheets.

11-1 Solid Geometry Warm Up Lesson Presentation Lesson Quiz

Cross Sections Cross Sections.

Cross Sections TeacherTwins©2014.

Example 1: Identify Solids Example 2: Identify Solids

10-1 Solid Geometry Warm Up Lesson Presentation Lesson Quiz

10-1 Solid Geometry Warm Up Lesson Presentation Lesson Quiz

12.1: Representations of Three-Dimension Figures

10-1 Solid Geometry Warm Up Lesson Presentation Lesson Quiz

Cross Sections SWBAT: Describe the two-dimensional figures that result from slicing three-dimensional figures, as in plane sections of right rectangular.

Cross Sections of Three-Dimensional Figures

Agenda Bell Ringer Bell ringer

Cross Sections.

Example 1: Identify Solids Example 2: Identify Solids

Homework: Maintenance Sheet 20 Due Friday Please Study Daily

3 ways to slice a 3-d figure

Cross Sections of Three-Dimensional Figures

Lesson 9.5 ext. – Cross Sections of 3-Dimensional Figures

Homework: Maintenance Sheet 20 Due Friday -Please Study Daily

Lesson 26: Slicing 3 dimensional figures

Presentation transcript:

Do Now What shape would you get if you cut through the stick of butter? (give the most specific name)

Cross Section The face that results when you make one slice through an object.

Objective SWBAT describe the two – dimensional figures that result from slicing three – dimensional figures.

Parallel Slice Oblique Slice Perpendicular Slice (Horizontal) (Angled) (Vertical)

Name the two-dimensional cross section that results from a perpendicular slice through a rectangular prism.

Name the two-dimensional cross section that results from a perpendicular slice through a rectangular prism. Rectangle

Name the two-dimensional cross section that results from a parallel slice through a rectangular prism.

Name the two dimensional cross section that results from a parallel slice through a rectangular prism. Rectangle

Name the two-dimensional cross section that results from an oblique slice through a rectangular prism.

Name the two-dimensional cross section that results from an oblique slice through a rectangular prism. Rectangle, parallelogram, or triangle depending on the angle and positioning of the slice.

Name the two-dimensional cross section that results from a perpendicular slice through a rectangular pyramid.

(not through top vertex) Name the two-dimensional cross section that results from a perpendicular slice through a rectangular pyramid. Triangle (through top vertex) Trapezoid (not through top vertex)

Name the two-dimensional cross section that results from a parallel slice through a rectangular pyramid.

Name the two-dimensional cross section that results from a parallel slice through a rectangular pyramid.

Name the two-dimensional cross section that results from an oblique slice through a rectangular pyramid.

Name the two-dimensional cross section that results from an oblique slice through a rectangular pyramid. Trapezoid