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Zinaida [17]
3 years ago
7

Find the measurement of one interior angle in each polygon. Round your answers to the nearest tenth if necessary.

Mathematics
1 answer:
diamong [38]3 years ago
4 0
<h3>Answer:</h3>
  1. 108°
  2. 120°
  3. 147.3°
  4. 90°
  5. 72°
  6. 40°
  7. 51.4°
  8. 90°
<h3>Step-by-step explanation:</h3>

1–4: The interior angle of an n-sided regular polygon is (n-2)/n times 180°. For n ∈ {5, 6, 11, 4}, this is {3/5, 4/6, 9/11, 2/4} · 180°, or {108°, 120°, 147.3°, 90°}

5–8: The exterior angle of an n-sided regular polygon is 360°/n. For n ∈ {5, 9, 7, 4}, this is 360°/{5, 9, 7, 4}, or {72°, 40°, 51.4°, 90°}

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LCL of R-chart = 0 * 0.84533 = 0

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Step-by-step explanation:

Given data:

number of observations = 15

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<em>for an R-chart </em>

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<em>for an X-chart </em>

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