In - ABC- - B - 105- - C - 50- Find - A- -1 MARK-

Concept: 0.5 Mark Application: 0.5 Mark We have, ⇒ ∠ A + ∠ B + ∠ C =180^∘ ⇒ ∠ A + 105^∘ + 50^∘ = 180^∘ ⇒ ∠ A =180^∘ 155^∘ = 25^∘ ...

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Classification of Triangles Based on Angles

In Δ ABC, ∠ B...

Question

In $Δ A B C$ , $∠ B = 105^{\circ}$ , $∠ C = 50^{\circ}$ . Find $∠ A$ . [1 MARK]

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In $Δ A B C$ , $∠ B = 105^{\circ}$ , $∠ C = 50^{\circ}$ . Find $∠ A$ . [1 MARK]

Δ A B C, ∠ A = 100^{\circ}, ∠ B = 30^{\circ}

∠ C = 50^{\circ}

$If in any Δ A B C, ∠ C = 105^{\circ}, ∠ B = 45^{\circ}, a = 2, then find b.$

Δ A B C ≅ Δ F E D

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