'Regular polygon' presentation slideshows

CSE325 Computer Science and Sculpture

CSE325 Computer Science and Sculpture Prof. George Hart 2. Polyhedra in Art + Sculpture A Historical View Polyhedra From Greek: poly =many + hedra =seats Singular: Polyhedron Def: 3D object bounded by flat surfaces Many types: Platonic solids Archimedean solids Convex / concave

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Chapter 11

Chapter 11. Area of Polygons and Circles. Chapter 11 Objectives. Calculate the sum of the interior angles of any polygon Calculate the area of any regular polygon Compare the perimeters of similar polygons Compare the areas of similar polygons Define circumference Calculate arc length

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6.1 Circles and Related Segments and Angles

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Folding Polygons From a Circle

Folding Polygons From a Circle. A circle cut from a regular sheet of typing paper is a marvelous manipulative for the mathematics classroom. Instead of placing an emphasis on manipulating expressions and practicing algorithms, it provides a hands-on approach fro the visual and tactile learner. .

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Geo Scene It?

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SYMMETRY

SYMMETRY. SYMMETRY. REGULAR. IRREGULAR. Lines of Symmetry. TRUE?. FALSE?. Q. The number of lines of symmetry of a regular polygon is always the same as the number of edges. TRUE?. FALSE?. Q. Irregular polygons have no lines of symmetry. Lines of Symmetry. Regular or Irregular?.

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10-3 Areas of Regular Polygons

10-3 Areas of Regular Polygons. Parts of a Regular Polygon. center. radius. apothem. Theorem 10-6 Area of a Regular Polygon. Theorem 10-6 Area of a Regular Polygon. Theorem 10-6 Area of a Regular Polygon. Theorem 10-6 Area of a Regular Polygon. Theorem 10-6 Area of a Regular Polygon.

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2-D Figures

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Areas of Regular Polygons Lesson 11.5

Areas of Regular Polygons Lesson 11.5. Equilateral Triangle. Remember: drop an altitude and you create two 30-60-90 triangles. What is the measure of the sides and altitude in terms of one side equaling s ? Altitude = s ? 3 2. C. Given: ? CAT is equilateral, and TA = s

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Section 8.1: Find Angle Measures in Polygons

Section 8.1: Find Angle Measures in Polygons. Polygon. DEFINITION: closed plane figure formed by 3 or more line segments such that each segment intersects exactly 2 other segments only at endpoints. These figures are not polygons. These figures are polygons. Vertex.

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Polygon Identification

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Polygons---Terms

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Area of Regular polygons

Area of Regular polygons. Review. Regular polygons must be equilateral AND equiangular . A rhombus is an equilateral quadrilateral. A rectangle is an equiangular quadrilateral . But only a square is REGULAR quadrilateral!. angle measures of a regular polygon.

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11.3 Areas of Regular Polygons and Circles

11.3 Areas of Regular Polygons and Circles. What W e Will Learn. How to find areas of regular polygons. How to find areas of circles. What a apothem is. A pothem.

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Chapter 10: Area

Chapter 10: Area. Section 10-3: Areas of Regular Polygons. Objective:. To find the area of a regular polygon. Vocabulary. Radius of a Regular Polygon Apothem. Radius. The radius of a polygon is the distance from the center to a vertex. Apothem.

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Area of a Regular Polygon

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Section 8.2 Pyramids, Area, & Volume

Section 8.2 Pyramids, Area, & Volume. Pyramid. The solid figure formed by connecting a polygon with a point not in the plane of the polygon is called a pyramid. The polygonal region is called the base & the point is the vertex.

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Tessellations

Tessellations. *Regular polygon: all sides are the same length (equilateral) and all angles have the same measure (equiangular). Tessellations.

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The Shapes of Things

The Shapes of Things. 4 th Grade Title 1 Students. Hexagon. This is a polygon with 6 sides. The hexagon has all sides the same or equal in length. All angles on the inside measure the same. It is a regular polygon. Trapezoid. This shape has 4 sides.

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