Answer: [tex]2.9(10)^{7} ft[/tex]
Explanation:
Firstly we need to know that [tex]1 km=3280.84 ft[/tex], then we cam make the conversion:
[tex]8848 km \frac{3280.84 ft}{1 km}=29,028,872.32 ft[/tex] This is the height of Mount Everest in feet
However, we can express it using scientific notation by counting to the left the decimal spaces:
[tex]29,028,872.32 ft \approx 2.9(10)^{7} ft[/tex]