wep1982 wep1982
  • 13-07-2016
  • Mathematics
contestada

Find the area of a segment formed by a chord 8" long in a circle with radius of 8".

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HomertheGenius
HomertheGenius HomertheGenius
  • 25-07-2016
If a chord is 8`` long then α = 60° = π/3 ( the angle between the line segments connecting the ends of the chord and the center of the circle).
A = 1/2 r² ( α - sin α ) = 1/2 · 8² ( π/3 - sin π/3 ) =
= 1/2 · 64 ( 1.046 - 0.866 ) = 5.76 in²
Answer: The area of a segment is 5.76 in²
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nshritha24 nshritha24
  • 18-07-2020

Answer:

the answer is 32/3 pi- 16 square root 3

Step-by-step explanation:

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