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Type: Multiple-Choice
Category: Trigonometry
Level: Grade 11
Standards: HSG-SRT.D.11
Author: nsharp1
Last Modified: 2 months ago

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Trigonometry Question

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Grade 11 Trigonometry CCSS: HSG-SRT.D.11

In irregular pentagon ABCDE, [math]BC = 4 \ "in."[/math], [math]AC = 8.5 \ "in."[/math] (not drawn), [math]CE = 9 \ "in."[/math] (not drawn), and [math]CD = 4.5 \ "in."[/math] If [math]m ang BCD = 110°[/math] and [math]m ang BCA : m ang ACE : m ang ECD = 4:3:4[/math], what is the perimeter of the pentagon?
Pentagon  ABCDE
  1. 25.3 in.
  2. 27.2 in.
  3. 31.9 in.
  4. 43.2 in.
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