In the diagram below MN is a chord of a circle KMN centre O and...
MATHEMATICS
JAMB 2017
In the diagram below MN is a chord of a circle KMN centre O and radius 10cm. If< MON = 140°, find, to the nearest cm, the length of the chord MN.
- A. 10cm
- B. 19cm
- C. 17cm
- D. 12cm
Correct Answer: B. 19cm
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