If 1/2 angle d=45,then Angled=90. Name the property that justifies this step.... im so lost

I dont get it. None of the ones i know fit..
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1 Answer

The multiplication property of equality means that if two quantities are equal, then we can multiply each side of the equality by the same number and the equality remains true.

So ½d=45; multiply each side by 2: d=90. This solves the equation for d.

by Top Rated User (1.1m points)

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