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In circle A, m BEC is 290°.сAWhat is the measure of ZBAC?70°O130°170°O360°

In circle A, m BEC is 290°.сAWhat is the measure of ZBAC?70°O130°170°O360°
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In circle A, m BEC is 290°.сAWhat is the measure of ZBAC?70°O130°170°O360°

In circle A, m BEC is 290°.сAWhat is the measure of ZBAC?70°O130°170°O360°-example-1
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User Nevik Rehnel
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1 Answer

7 votes

Hello!

As BEC = 290º and the full circle has 360º, we can solve it as:


\begin{gathered} \circ-BAC=BEC \\ 360\degree-BAC=290\degree \\ 360\degree-290\degree=BAC \\ 70\degree=BAC \end{gathered}

Answer:

70º.

answered
User SANBI Samples
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7.5k points
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