I will give free brainliest to the person who answers this riddle ❓WHAT HAS A BEGINNING BUT NO END❓ AND WHAT ENDS❓ THE BEGINNING❓

Also 50 points for each answerand dont pay attention to the question marks they are just so if you try saercing it up it will take more time and you might lose the chance.

If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8

What is the radical expression that is equivalent to the expression 27 1 over 5?

In each of the cases that follow, the magnitude of a vector is given along with the counterclockwise angle it makes with the +x axis. use trigonometry to find the x and y components of the vector. also, sketch each vector approximately to scale to see if your calculated answers seem reasonable. (a) 50.0 n at 60.0°, (b) 75 m/ s at 5π/ 6 rad, (c) 254 lb at 325°, (d) 69 km at 1.1π rad.