Question

three angle of a quarter are 120° 130° 10° that what is fourth angle​

Answer 1

Answer:

Step-by-step explanation:

sum of a quadrilateral is 360 degree

thus,

100 degree is the value of fourth angle

Answer 2

Answer:

100° is the answer as because the sum of all the angels of quarter is 360° and 260°+100° makes the answer ;))

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:))