Mathematics · Geometry
CD is a tangent to a circle of circumference 88 cm with its centre at O. OC cuts the circle at P while OD cuts the circle at V such that ∠COD = 90°. The length of PC is 6 cm. What is half of the length of CD (in cm) if OD exceeds OC by 1 cm?
- 131
- 214.5✓
- 316.5
- 415.5
Correct answer
14.5
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