On a bicycle trail, the city is painting arrows like the one shown below:

calculate the area of the arrow by decomposing it into rectangles and triangles.
148.5 square centimeters
151.5 square centimeters
171 square centimeters
195 square centimeters

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.