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10-11-2021
Mathematics

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3. If BÉ bisects ZABD, find x and M

3 If BÉ bisects ZABD find x and M class=

Respuesta :

10-11-2021

Answer:

x=20°

Step-by-step explanation:

If BE bisects ABD, it means that ABE and EBD have the same amplitude. Now, since ABC are in a straight line, the three angles sum up to 180.

[tex](2x+10)+(2x+10)+(3x+20) = 180\\7x +40=180\\7x = 140 \rightarrow x=20[/tex]

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