Answer:
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24.6
Step-by-step explanation:
Blank 1) 150
Blank 2) (3)²
3) (4)²
4) (x+3)²
5) (y-3)²
6) (x+3)²+(y-3)² = 100
Cos ∅ = 3/5
BUT COSINE IS NEGATIVE IN THE SECOND QUADRANT.
Thus cos∅= -3/5