Using trigonometry, find the length of the hypotenuse if the angle is 30° and the side opposite to the angle is 5
cm, correct to the nearest whole number.

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?