A) \[\frac{{{F}_{1}}\,\,and\,\,{{F}_{2}}}{2}\]
B) \[{{F}_{1}}\,\,-\,\,{{F}_{2}}\]
C) \[{{F}_{1}}\,\,+\,\,{{F}_{2}}\]
D) \[2({{F}_{1}}\,\,+\,\,{{F}_{2}})\]
Correct Answer: C
Solution :
Let d be distance of centre 0 of equilateral triangle O form each side.You need to login to perform this action.
You will be redirected in
3 sec