What is the measure of the obtuse angle?

Which of these choices show a pair of equivalent expressions?

Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment

If bradley saves for 4 weeks, what is the total amount of money he will have saved?