Answer:
2.296 km
Step-by-step explanation:
The "meters to kilometers" conversion factor is:
1 km
-------------
1000 m
Multiply 2296.0 m by this factor:
1 km 2296.0 m
------------- * ------------------- = 2.296 km
1000 m 1
Their distance differs by 15 miles for each hour of travel time. Thus, the travel time of interest is
.. (180 -144) miles/(15 miles/hour) = 2.4 hour
The red car's speed is 180 mi/(2.4 h) = 75 mi/h.
The blue car's speed is 144 mi/(2.4 h) = 60 mi/h.
Area = 1/2bh = 1/2 x 8.5 x 5.4 = 22.95 squared centimeter
Answer: its b
Step-by-step explanation:
