3 years ago

What is the value of x

Mathematics

1 answer:

mihalych1998 [28]3 years ago

7 0

Answer:

Step-by-step explanation:

x+15+x+115+90=380 degree(sum of interior angles of four angles is 360 degree)

2x+220=360

2x=360-220

x=140/2

x=70 degree

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