Answer:
sin 23° =
![(5)/(13)](https://img.qammunity.org/2020/formulas/mathematics/middle-school/xtu1l7ebwpxl9bq7wj3zhz0wcs9dc954fz.png)
Explanation:
* The sin of any angle in the right angled triangle is the ratio between the length of the opposite side to the angle and the length of the hypotenuse
* The length of the opposite side of angle 23° is 5
* the length of the hypotenuse is 13
* sin 23° =
![(5)/(13)](https://img.qammunity.org/2020/formulas/mathematics/middle-school/xtu1l7ebwpxl9bq7wj3zhz0wcs9dc954fz.png)