Answer:
42 meters
Step-by-step explanation:
Given
See attachment for complete question
Required
Calculate distance FC
FC is calculated as:

Where


Considering
, we have:
--- Pythagoras theorem
Where



and



So:




Take square roots of both sides

So:

Considering
, we have:
--- Pythagoras theorem
Where:
and 
So, we have:



Take square roots of both sides

So;

Recall that:



First, rewrite the equation
with the base equal to 5. Note that:
Then

Since the bases are equal, you have that powers are equal too:

Answer: 
Answer:
i believe it is 5 or 3
Step-by-step explanation:
hope i helped i really want brainleist
Answer:
whales have a big pp and there poop is for a lot of money
Step-by-step explanation:
You follow bedmas (brackets, exponents,division,multiplication,addition,subtraction). First comes the brackets so you do (60 divided by 10) which is 6. You still have (6) which means you have to multiply it by 2. So you get 12. Now you got rid of the brackets so you can solve the rest. 90-12-4= 74.