Select the simplification that accurately explains the following statement.
37 = 7
A.
(23)' = 73.78.74 = 7+(3+3+) = 7.3 = 7.1 = 7
B. (72) = 78.78.7= 7.73 = 3.5.7 = 1.7 = 7
C (41) – 73.73.7} = 73.3.1 = 7) = 72 = 7
D. (73) = 78.75.78 = 78+} + } = 78 = 72 = 7

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?

What is the slope of the line? a. -5/2 b.2/5 c. 5/2 d.7/2

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.