ahanifpk ahanifpk

25-12-2019
Mathematics

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10 points
Find the measure of the numbered angle.

10 points Find the measure of the numbered angle class=

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Helpbook Helpbook

25-12-2019

Step-by-step explanation:

2x +2x+4x+4x =360

12x=360

x=30

angle =4x =30×4 = 120

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kenlingdad kenlingdad

25-12-2019

Answer:

90°

Step-by-step explanation:

2x + 2x + 4x +4x = 12x = 360°

x = 30°

2x = 60°

4x = 120°

by the circle theorems, the inscribed angle is half of its Subtended arc. The answer is illustarted on the attached picture.

Ver imagen kenlingdad

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