Math, asked by mssaikalyan, 1 year ago

Find value of x if ab divides angle dac in 1:3

Answers

Answered by akhilsatish
2
∠DAC = 72°
∠BAC = 3/4(72°) = 54°
∠DAB = ∠ADB = 18°
⇒ x° + ∠BAC = ∠DBA
= 180° - 36° = 144°
⇒ x = 90°
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