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3 years ago

9

Three interior angles of a quardilateral have measures of 100 degress, 120 degress, and 80 degress. Find the foourth angle measu

re.

1 answer:

Delicious77 [7]3 years ago

8 0

Answer:

60 degrees

Step-by-step explanation:

100+120+80+x=360

300+x=360

x=60

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