All of the interior angles of a triangle add up to 180°. Since we have a right triangle one of the angles is 90°. The other we have is 57°. Now we add up our angles and subtract from 180 to find the missing angle.
Step-by-step explanation: Well the problem doesn’t tell you how much money he HAD, so if you do 1/3+4/6 you should get 6/6 or 1 as the amount that Lane had.
