Question

three traffic lights change at an internal of 5 minutes and 10 minutes and 8 minutes. find at what time they will be red together if they were started with red signal at 5 an in the morning​

Answer 1

Answer:

The laws of reflections are:

1) The incident ray, the normal and the reflected ray, all lie in the same plane.

2) The angle of incidence is equal to the angle of reflection.

Step-by-step explanation: