In ΔABC, ∠A + ∠B = 65°, ∠B + ∠C = 140°, then find ∠B. Options: A . &nbsp40° B . &nbsp25° C . &nbsp35° D . &nbsp20°

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

Question

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

Options:

A . 40°

B . 25°

C . 35°

D . 20°

Answer: Option B

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