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jek_recluse [69]

3 years ago

13

Three of the angles of a quadrilateral are 1200, 480 and 920. What is the size of the 4th angle?

1 answer:

larisa [96]3 years ago

4 0

Answer:

1000?

Step-by-step explanation:

1200+480+920 =2600

3600-2600 = 1000?

maybe

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