+1 862 207 3288 A farmer has a 2×10 plank of pine that is 77.10 feet long. How certain are you that he can use it to cross the stream below if he needs half a meter of plank on both banks? (You should leave your answer as a percentage.) His only measurement tools were two meter sticks, and he made the measurements below. X1 = 55.0 + 0.5 m X2 = 100 + 1 cm Y2 = 40 + 1 cm
