3 years ago

Help me so confused?

Mathematics

1 answer:

Eva8 [605]3 years ago

7 0

BD is 31 degrees because it is the same.

ADB is 90-31 because it is a right angle ( 59 degrees)

DEC is 180 - (31*2) because the 180 is of the trangle and the 31 is the same on the other side so times 2 then removed from 180

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<h3>Given</h3>

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