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In the diagram, $\angle ABC=90\degree$.

The value of $x$ is

Pick one

A $68$ B $23$ C $56$ D $28$ E $26$

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Official solution

Since $\angle ABC$ measures
$90\degree$, and $\angle ABC=44\degree+x\degree$, then $x=90-44=46$.

Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty, ordering) added by this project.