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1. Of the triangles with sides 11, 5, 9 or with sides 6, 10, 8; which is a right triangle? In figuro DRA 122° and EAC - 120° Show that ARSAC

1. Of the triangles with sides 11, 5, 9 or with sides 6, 10, 8; which is a right triangle? In figuro DRA 122° and EAC - 120° Show that ARSAC

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 3E
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1. Of the triangles with sides 11, 5, 9 or with sides 6, 10, 8; which is a right triangle? 2. In figure, ZDBA = 132° and ZEAC = 120°. Show that AB>AC. E A 120° A 132 D B C 3. Let AB and BC be two consecutive sides of a regular pentagon inscribed in a unit circle (that is, a circle of radius 1 unit). Find the value of (AB · Ac)². Rubrics:
Transcribed Image Text:1. Of the triangles with sides 11, 5, 9 or with sides 6, 10, 8; which is a right triangle? 2. In figure, ZDBA = 132° and ZEAC = 120°. Show that AB>AC. E A 120° A 132 D B C 3. Let AB and BC be two consecutive sides of a regular pentagon inscribed in a unit circle (that is, a circle of radius 1 unit). Find the value of (AB · Ac)². Rubrics:
4. Instruction: Prove the following statements. You may use two-column proof or in paragraph form. C Given: 4JAB <KBA; <1 = 42 Prove: AABK = ABAJ K A B
Transcribed Image Text:4. Instruction: Prove the following statements. You may use two-column proof or in paragraph form. C Given: 4JAB <KBA; <1 = 42 Prove: AABK = ABAJ K A B
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