The geometric mean of two numbers is the square root of their product:

So, if the product is 8, the geometric mean is 
Solve;
If each cm = 4 meters, then you multiply.
4*2
= 8
There are 2 cm, each cm = 4 meters, so you multiply to get your answer.
The final height of the door is 8 meters.
The slope is: 2
Ok done. Thank to me:>
If 1 candy bar is 32 1/5 then you would multiply 32 1/5 x 33 =1062.6
≈ 1063 calories
Answer:
when y=8 x= 73 ❤️❤️❤️❤️❤️