Plz help me with the 2 pages ❤️

Landon wallin is an auto mechanic who wishes to start his own business. he will need $4400 to purchase tools and equipment. landon decides to finance the purchase with a 48-month fixed installment loan with an apr of 5.5%. a) determine landon's finance charge. b) determine landon's monthly payment.

1. are the triangles similar and if so why? what is the value of x? show your work.

What situation is an example of an observational study