Where could point P be located(please help)

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).