In a ΔABC, if 2∠A = 3∠B = 6∠C, Then ∠A is equal to:

More Questions from Plane Geometry

• A, B, C are the three angles of a Δ. If A − B = 15° and B − C = 30°. Then ∠A is equal to :
• The sides AB and AC of ΔABC have been produced to D and E respectively. The bisectors of ∠CBD and ∠BCE meet at O. If ∠A = 40°, then ∠BOC is equal to:
• In the given figure, DE || BC if AD = 1.7 cm, AB = 6.8 cm and AC = 9 cm, find AE.
• If the bisector of an angle of Δ bisects the opposite side, then the Δ is :
• The areas of two similar Δs are 81 cm 2 and 144 cm 2. If the largest side of the smaller Δ is 27 cm, then the largest side of the larger Δ is :
• In the given figure ∠BAD = ∠CAD. AB = 4 cm, AC = 5.2 cm, BD = 3 cm. Find BC.
• A ladder 15 m long reaches a window which is 9 m above the ground on one side of street. Keeping its foot at the same point, the ladder is turned to the other side of the street to reach a window 12 m high. What is the width of the street:
• D and E are the points on the sides AB and AC respectively of ΔABC such that AD = 8 cm, BD = 12 cm, AE = 6 cm and EC = 9 cm. Then find BC/ DE.
• In an equilateral Δ ABC, if AD ⊥ BC, then which option is true?
• In the given figure, AB || DC, find the value of x.

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