Suppose a triangle has two sides of length 2 and 3 and that the angle between these two sides is pi/3. What is the length of the third side of the triangle?

A. 2

B. √3

C. √7

D. 2√3

***my answer; C. √7

is that right? :)

Question

Suppose a triangle has two sides of length 2 and 3 and that the angle between these two sides is pi/3. What is the length of the third side of the triangle?

A.  2

B.  √3

C.  √7

D.  2√3

***my answer; C.  √7

is that right? :)

jim_thompson5910 · Answer

correct

anonymous · Answer

hehehe i just figured out (as in like a second ago while i was posting this and playing around with my keyboard!!!!) how to put the sq.rt. symbol! 

just press alt(option) v !!! :) hehe √ :)

jim_thompson5910 · Answer

you use the law of cosines to get that, but it sounds like you know what you're doing

so that's good

jim_thompson5910 · Answer

doesn't work on my keyboard, but that's ok

anonymous · Answer

oohh! yay! :)

well i guess that means there are other symbols i can use.... hmm gonna play with that later :P hehe

and yeah :) i'm getting the hang of it a bit better :)

anonymous · Answer

thanks!! :)

anonymous · Answer

ohhh haha aww :( darn.. i guess its just on some comps then? ;/  but at least i can do this now (√) instead of typing out "sq.rt." lol :)