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Type: Multiple-Choice
Category: Trigonometry
Level: Grade 11
Standards: HSG-SRT.D.11
Author: nsharp1
Last Modified: 3 months ago

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Trigonometry Question

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

In trapezoid ABCD, [math]AB = 3.8 \ "mm"[/math], [math]BC = 3 \ "mm"[/math], [math]CD = 4.5 \ "mm"[/math], and [math]AD = 7.7 \ "mm"[/math]. If [math] ang ABC[/math] and [math]ang CDA[/math] are supplementary, what is the measure of [math]ang ABC[/math], rounded to the nearest tenth of a degree?
Trapezoid ABCD
  1. 127.5°
  2. 134.0°
  3. 167.6°
  4. Not enough information.
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