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1 ARCS, INSCRIBED ANGLES AND CENTRAL ANGLES. For each item below, find the measure of the missing part.​

1 ARCS INSCRIBED ANGLES AND CENTRAL ANGLES For Each Item Below Find The Measure Of The Missing Part class=

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HAKUYUKIIN

Answer:

1. 110°

Explanation:

Central angle and its intercepted arc is congruent.

2. 82.5°

Explanation:

The intercepted arc of an inscribed angle is double its measurement.

3. 77.5°

Explanation:

2x + 25 = 180

2x = 180 - 25

2x = 155

x = 77.5

4. 100°

Explanation:

90° = x - 10

90 + 10 = x

100 = x

x = 100

5. 64°

Explanation:

The intercepted arc of an inscribed angle is double its measurement.

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