If the measure of arc XZ = 120°, what is the measure of arc XWZ?
Options
A
240°
B
250°
C
260°
D
270°
Answer & Analysis
Answer
A
Analysis
Question Analysis
This question focuses on the relationship between the measures of a minor arc and its corresponding major arc in a circle.
Key Concept Explanation
Arc Measures in a Circle: The sum of the measures of a minor arc and its corresponding major arc is . Here, arc is a minor arc, and we need to find the measure of the corresponding major arc .
Step - by - Step Solution
1. Given that the measure of arc is .
2. Since arc is the major arc corresponding to arc , we use the formula: Measure of major arc
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