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In circle "R" below, determine the length of arc AB if BR = 5 units.
A. 31.4 units
B. 15.7 units
C. 11.775 units
D. 3.925 units

In circle R below determine the length of arc AB if BR 5 units A 314 units B 157 units C 11775 units D 3925 units class=

Respuesta :

slevo
[tex]l=2 \pi r( \frac{degrees}{360} )[/tex]

[tex]l=2 \pi [/tex] × 5 × [tex] \frac{135}{360} [/tex] = 11.78
See the pic, I'd solved in it.
Ver imagen Аноним

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