'Xy ac' diaporamas de présentation

4-9

4-9. Isosceles and Equilateral Triangles. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Geometry. Holt Geometry. Warm Up 1. Find each angle measure. True or False. If false explain. 2. Every equilateral triangle is isosceles. 3. Every isosceles triangle is equilateral.

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Warm Up 1. Find each angle measure. True or False. If false explain.

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Bottom left corner at (0,0), rest of coordinates at (2, 0), (0, 2) and (2, 2)

Bottom left corner at (0,0), rest of coordinates at (2, 0), (0, 2) and (2, 2) 9. Coordinates at (0,0), (0, 1), (5, 0) or (0,0), (1, 0), (0, 5) 10. Using Midpt Formula: E (0, 5) and F (6, 5) Distance Formula BC = 6 = EF 11. (0, 0), (0, 2m), (2m, 2m), (2m, 0)

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