Answer:
7
Step-by-step explanation:
the reciprocal of 
To find reciprocal, flip the top and the bottom.
So would be 
.
Multiply like normal.
B. 0.930 ~Apex ;) .....................................
Answer:
I don't have the explanation however I did this equation like months ago and I believe it's "the number of miles"
Answer/Step-by-step explanation:
The missing length can be found by applying pythagorean theorem. Thus:
Missing length = √((8x)² - (2x)²)
Missing length = √(64x² - 4x²)
✔️Missing length = √(60x²) = 2x√15
Plug in the value of x which is 3
Missing length = 2*3√15
✔️Length = 6√5
