39. Think About a Plan AABC = ADBE. Find the value of x. • What does it mean for two triangles to be congruent? • Which angle measures do you already know? How can you find the missing angle measure in a triangle?
39. Think About a Plan AABC = ADBE. Find the value of x. • What does it mean for two triangles to be congruent? • Which angle measures do you already know? How can you find the missing angle measure in a triangle?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.5: Trigonometric Graphs
Problem 14E
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![C 39. Think About a Plan AABC = ADBE. Find the value of x.
• What does it mean for two triangles to be congruent?
• Which angle measures do you already know?
How can you find the missing angle measure in a triangle?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1f0da519-e23d-4a6a-8372-e5ab6e7c289c%2F9e722a47-4bfb-487f-a7cc-79e5185b1525%2Favxpqo6_processed.png&w=3840&q=75)
Transcribed Image Text:C 39. Think About a Plan AABC = ADBE. Find the value of x.
• What does it mean for two triangles to be congruent?
• Which angle measures do you already know?
How can you find the missing angle measure in a triangle?
![E
51°
81°
(x + 5)°
D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1f0da519-e23d-4a6a-8372-e5ab6e7c289c%2F9e722a47-4bfb-487f-a7cc-79e5185b1525%2F44pega_processed.png&w=3840&q=75)
Transcribed Image Text:E
51°
81°
(x + 5)°
D
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