- #1

CGUE

- 23

- 0

So far I can only calculate the sagitta length using the radius and length of the chord i.e.

[tex]S = r - \sqrt{r^2 - \frac{1}{2}l^2}[/tex]

Where r is the radius of the circle and l is the length of the chord.

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- Thread starter CGUE
- Start date

- #1

CGUE

- 23

- 0

So far I can only calculate the sagitta length using the radius and length of the chord i.e.

[tex]S = r - \sqrt{r^2 - \frac{1}{2}l^2}[/tex]

Where r is the radius of the circle and l is the length of the chord.

- #2

tiny-tim

Science Advisor

Homework Helper

- 25,838

- 256

Hi CGUE !

sin = opp/hyp …

sin 1/2 sector angle = 1/2 l/r

sin = opp/hyp …

sin 1/2 sector angle = 1/2 l/r

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