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Use algebra to solve a proportion that represents a trigonometric ratio
Worksheet
Grade Level
Trigonometry
TRIG.22 Use algebra to solve a proportion that represents a trigonometric ratio
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🔴 Hard
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For angle θ, cos(θ) = 5 over 6. If cos(θ) is also (x + 8) over (x + 18), what is x?
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