Answer: 88.2 and 1.8 degrees.
Step-by-step explanation: well complementary angles mean it adds up to 90 degrees, so 90-86.4= 3.6. then just take that divided by two, and you get 1.8. so then add the 1.8 to the 86.4 to get 88.2 and 1.8 degrees.
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