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Type: Multiple-Choice
Category: Angles
Standards: 7.G.B.5
Score: 17
Author: LBeth

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Angles Question

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Based on the following information, where $ang ABD$ is a right angle, which equation could be used to solve for x?
$mangDBC = x$
$mangCBA = 2x$
1. $2x - x = 90$
2. $2x + x = 90$
3. $2x - x = 180$
4. $2x + x = 180$