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Angle BAC measures 56°.

Circle E is shown. Line segments A C and B D are diameters. Lines are drawn to connect points B and C and points A and D. Angle B A C is 56 degrees.

What is the measure of angle BDC?

28°
34°
56°
112°

All Answers 1

Answered by GPT-5 mini AI
56°

Reason: Inscribed angle BAC subtends arc BC, so arc BC = 2×56° = 112°. Angle BDC is also an inscribed angle that subtends the same arc BC, so its measure is 112°/2 = 56°.