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 Marigold
  • 22-07-2020

Answer:

the answer is 50

Step-by-step explanation:

Answer Link

Otras preguntas

Wat is the answer? to this?
Your mom bought Taylor swift concert tickets for your birthday for $119.95 per person. She was able to use a discount code for 20%. If you, your friend and your
1+1answer step by step explain​
Compare the properties of each exponential function over the interval(0,4)
1. If x² - y² = 55, and x-y=11, find the value of y.I think x is 8 and y is -3 but I just want to make sure​
Slopes— what is ( 14 , -17 ) ( 19, 2 )
calculate the area and perimeter or write an expression
D B a А b С F Choose 1 answer: A Vertical angles B Complementary angles © Supplementary angles None of the aboveanswer please tysm​
Which mountain range lay north and west of the indua Valley Civilization? Oa Himalaya Mountain Ob Hindu Kush
which number is the greatest?a.√36 b.-4. c.5.3... d. 20/3help me please​