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Chapter 7 Angle Project Libby, Nya, Ariyonna, Daniela
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Perpendicular Lines – 2 lines that intersect to form right angles Alternate Exterior Angles – angles that lie on opposite sides of the transversal on the outside of the parallel lines. Equilateral Triangle – a triangle with 3 congruent sides Vocabulary
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Forms a right angle Perpendicular Lines
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The alternate exterior angles in this picture would be <1 and <8 Also <2 and <7 Because they lie on the opposite sides of the transversal or line that intersects 2 or more lines Alternate Exterior Angles
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All sides of a equilateral triangle are congruent or equal Equilateral Triangle
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Perpendicular Lines & Alternate Exterior Angles
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Alternate Exterior Angles
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How do you know when you have perpendicular lines? Practice
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Give 2 examples of Alternate Exterior Angles. Alternate Exterior Angles
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Give reasons why this is an equilateral triangles. Equilateral Triangles
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www. connect.mcgraw-hill.com Google Pictures Works Citied
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