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A horizontal line through 3 on the y axis
Equation of the circle centered on the origin is x²+y²=r²
r=5
x²+y²=5²
x² + y² = 25 ← answer
Answer:
sine: 5:13
cosine: 12:13
tangent: 5:12
Step-by-step explanation:
sine is opposite:hypotenuse
cosine is adjacent:hypotenuse
tangent is opposite:adjacent
