C. 45.07 d. 46.97 math question no guessing

If you answer 2+2 you will get over 80 points

Simplify each expression for 18, 20, and 21

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.