Question 1130232

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Given:  {{{WO}}} &cong; {{{ZO}}}; {{{XO}}} &cong; {{{YO}}}
Prove:  &#8710; {{{WXO}}}  &cong; &#8710; {{{ZYO}}} 

Statements....................Reasons
1. {{{WO}}} &cong; {{{ZO}}}; {{{XO}}} &cong; {{{YO}}}......given
2. < {{{WOX}}} &cong; < {{{ZOY}}}..............vertical angles are &cong;
3. &#8710; {{{WXO}}}  &cong; &#8710; {{{ZYO}}}.........SAS Postulate