Anna is watching a space shuttle launch 6 miles from cape canaveral in flordia. when the angle of elevation from her viewpoint to the shuttle is 80 degrees. how high is the shuttle if it is going straight up?

Rose and andrew are financing $128,000 to purchase a condominium. they obtained a 15-year, fixed-rate loan with a rate of 5.05%. they have been given the option of purchasing up to four points to lower their rate to 4.81%. how much will the four points cost them?