In triangle ABC, ∠A − ∠B = 15° and ∠B − ∠C = 30°, find ∠A, ∠B and ∠C.

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Solution

Subtracting (2) from (1), we get:

Subtracting (4) from (3), we get:

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Similar questions

∠ A - ∠ B = 15^{o}

∠ B - ∠ C = 30^{o}

∠ A, ∠ B

∠ C

$A, B, C$ are the three angles of a triangle. If $A - B = 15^{\circ}$ , $B - C = 30^{\circ}$ , find $∠$ A, $∠$ B and $∠$ C .

∠ A = 60 ° a n d b : c = \sqrt{3} + 1 : 2, t h e n t h e v a l u e o f ∠ B - ∠ C =

∠

∠

30^{\circ}

∠

∠

42^{\circ}

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