Camrynmullins527 15 minutes ago
Mathematics
High School
answered
Part A-
Which expression can be used for the missing side length of the rectangle? (See picture)

A. x√6
B. 2x
C. x√30
D. 2x√15

Part B-

Find the length of the missing side when x = 3. Round answer to the nearest tenth.

Length = _ N

I uploaded the answer to a file hosting. Here's link:

cutt.ly/zxt1ipy

54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.