In ΔABC, &ang;A + &ang;B = 65°, &ang;B + &ang;C = 140°, then find &ang;B.

In ΔABC, ∠A + ∠B = 65°, ∠B + ∠C = 140°, then find ∠B.

1.	In ΔABC, &ang;A + &ang;B = 65°, &ang;B + &ang;C = 140°, then find &ang;B.
A.	40°
B.	25°
C.	35°
D.	20°
Answer» C. 35°

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In &Delta;ABC, &ang;A + &ang;B = 65&deg;, &ang;B + &ang;C = 140&deg;, then find &ang;B.

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In ΔABC, &ang;A + &ang;B = 65°, &ang;B + &ang;C = 140°, then find &ang;B.