- A64°
- B52°
- C116°
- D74°
Step-by-Step Solution
By alternate angles ∠° and ∠°, so ∠BAC = . (The three angles at A on the straight line give the same result.)
Answer: A) 64°
A line through vertex A of triangle ABC is drawn parallel to BC. It makes angles of 52° with AB and 64° with AC. Find ∠BAC.
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