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26-02-2020
Mathematics

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Quadrilateral ABCD is inscribed in a circle. If angle A measures (3x – 10)° and angle C measures (2x)°, find x.

Respuesta :

01-03-2020

Answer:

X =38

Step-by-step explanation:

A and C should be opposite to each other.

Since they are in a circle

A+ C = 180 degrees

Therefore

(3x - 10) + 2x = 180

5x =180 +10

5x = 190

X = 38

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