ZHANG YAOYUN's answer to Amanda's Secondary 3 E Maths Singapore question.
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Arc length AB = 117 - 18 - 18
Arc length AB = radius * angle(rad)
angle(rad) = Arc length AB / 18
Hope this helps!
Arc length AB = radius * angle(rad)
angle(rad) = Arc length AB / 18
Hope this helps!
Date Posted:
9 months ago
thank you!
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