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In the figure (i) given below, AD || BC. If ∠ACB = 35°. Find the measurement of ∠DBC.

In the figure (i) given below, AD || BC. If ∠ACB = 35°. Find the measurement of ∠DBC. Circles, ML Aggarwal Understanding Mathematics Solutions ICSE Class 10.

Circles

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Answer

From figure,

∠DAC = ∠ACB = 35° (∵ alternate angles are equal.)

∠DAC = ∠DBC = 35° (∵ angles in same segment are equal.)

Hence, the value of ∠DBC = 35°.

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