Answer:
A) 30°
Step-by-step explanation:
This is incomplete, but if you are looking for its complement, then set both angles equal to 90°:

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Answer:
a. rational
b. irrational
c. rational
d. rational
Step-by-step explanation:
Answer:
x=16/3
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
the mode is the number you see the most