pls tell answer of these two questions
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Draw a line from B to D
now you have two triangles
∠DAB + ∠ABD + ∠BDA = 180°
∠BDA = 180 - (35+ 45/2) = 180 - 115/2 = 122.5°
∠DCB + ∠CBD +∠BDC = 180°
∠BDC = 180 - (50 + 45/2) = 107.5
∠BDA + ∠BDC = 122.5 +107.5 = 230
x = 360 - 230 =130°
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