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ioda
3 years ago
13

∠ABD is formed by a tangent and a secant intersecting outside of a circle. If minor arc AC = 72° and minor arc CD = 132°, what i

s the measure of ∠ABD?
A) 30°
B) 36°
C) 42°
D) 48°
Mathematics
2 answers:
Andrew [12]3 years ago
4 0

Answer:

c 42 degrees

Step-by-step explanation:

Liula [17]3 years ago
3 0
A is correct:

m∠ABD=1/2(mCD-mAC)

m∠ABD=1/2(132-72)

m∠ABD=1/2(60)=30
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