Question

Question 1 of 10

If the measure of ABC is 68°, what is the measure of AB?
B
68⁰
tc
A
OA. 34°
OB. 136°
O C. 68°
O D. 112°

Answer 1

B

Explanation:

the measure of the tangent- chord angle ABC is half the measure of its intercepted arc AB , then

AB = 2 × ∠ ABC = 2 × 68° = 136°