'Sum thm' diaporamas de présentation

Properties of arcs and chords

Properties of arcs and chords. Warm Up 1. What percent of 60 is 18? 2. What number is 44% of 6? 3. Find m? WVX. 30. 2.64. 104.4?. Objectives. Apply properties of arcs. Apply properties of chords. Vocabulary. central angle semicircle arc adjacent arcs minor arc congruent arcs

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6-1

6-1. Properties and Attributes of Polygons. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Geometry. Holt Geometry. You can name a polygon by the number of its sides. The table shows the names of some common polygons. Example 1A: Identifying Polygons.

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Warm Up 1. Write a congruence statement for the triangles.

K. A. Warm Up 1. Write a congruence statement for the triangles. 2 . Which Congruence Theorem supports your conclusion? 3. Which of the following statements is true by CPCTC? ?C ? ?K . J. L. C. B. ?ABC??LKJ.

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6-6 Kites and Trapezoids

6-6 Kites and Trapezoids. Properties and conditions. Kites. A kite is a quadrilateral with exactly two pairs of congruent consecutive sides. Properties of Kites. Trapezoids.

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12. 8.25 23. 38 13. 26.5 24. 72 14. 53 25. 38 15. 1.3 26. 24

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Objective: To find the sums of the measures of the interior and exterior angles of polygons.

Ch 3.5 Standard 12.0 : Students find and use measures of interior and exterior angles of triangles to classify figures and solve problems. Standard 13.0 Students prove relationships between angles in polygons by using properties of complementary, supplementary, vertical, and exterior angles.

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