skepticalskeppy14 skepticalskeppy14

26-05-2021
Mathematics

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Find the value of x.

Find the value of x class=

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metisgraphics metisgraphics

26-05-2021

Answer:

The two interior angles plus the unknown angle add up to 180. The exterior angle plus the unknown angle also add up to 180.

So 180-(9x+1+11x-2)= 180-19x+3. 20x-1= 19x+3 so,x=4

The angle measures are 42, 37, and 101 which add up to 180.

Step-by-step explanation:

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