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# PLZZ HELP!! i have been stuck on this!

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$$ABCD$$is a regular tetraedron (right pyramid whose faces are all equilateral triangles). If $$M$$is the Midpoint of $$\overline {CD}$$, then what is $$\angle ABM$$?

Thank you so much for any and all help !

Mar 21, 2020

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This was posted here: https://web2.0calc.com/questions/abcd-is-a-regular-tetrahedron-right-pyramid-whose

Hope this helped!

Mar 21, 2020