C has a negative answer. hope this helps
I think it is d I am not sure thought I am sorry
Closest one is 4.9cm
✖️multiply
3.141592654....as in in pi with the
radius of 1.25^2to the power of 2
or 1.562 times pi
I think that you should try to involve yourself in their interests. Find a way to play with them because, as it seems, you want to maintain a friendship with this person, but want to be more involved in their life. I hope this helps <3