freespirit1937 freespirit1937

08-04-2020
Mathematics

contestada

Ois circumscribed about quadrilateral ABCD. What is
In the diagram below,
the value of x?

Ois circumscribed about quadrilateral ABCD What is In the diagram below the value of x class=

Respuesta :

jimrgrant1 jimrgrant1

08-04-2020

Answer:

B

Step-by-step explanation:

The opposite angles of the inscribed quadrilateral are supplementary, that is

∠ ADC + ∠ ABC = 180, substitute values

2x + 80 = 180 ( subtract 80 from both sides )

2x = 100 ( divide both sides by 2 )

x = 50 → B

Answer Link

Marigold Marigold

22-07-2020

Answer:

the answer is 50

Step-by-step explanation:

Answer Link

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