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3 votes
Can you help pls pls

User Pkario
by
8.9k points

1 Answer

4 votes

We have that the sum of the angles are equals 180 as we can see in the next equation.

< ABD +

where

< ABD=60

we substitute the values

60+

we isolate

the correct answer is A.

User Hardik Mamtora
by
8.2k points

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