3. What is the area of the shape shown below?

The triangles are similar. what is the value of x? show your work.

Which segments are congruent? o jn and ln o jn and nm o in and nk onk and nm

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?