Which choice is equivalent to the product below when x > 0? ​

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Which statements are true about additional information for proving that the triangles are congruent check all that apply