How many years did diaz rule before he was forced from power

The segments shown below could form a triangle.

Which did president carter refuse to do in his attempt to free american hostages taken by iran?

    which of the following was anecological  result of european exploration from 1400 to 1800?   a.  increased trade with east asia      b.  the spread of epidemic diseases      c.  expansion of english territory      d.  the spread of christianity