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Mathematics, 19.09.2019 23:00 cowsareawesomeness

match the following items.
if ∠dbc = 40°, then
1. m =
40
2. m =
80
3. m∠ecb =
100
4. m∠dcf =
50

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match the following items.
if ∠dbc = 40°, then
1. m =
40
2. m =
80...

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