Answer: 11.8 km
Step-by-step explanation:
The resulting figure is a right angled triangle shown below

In -2x

, the exponent will be dealt with first. With (-2x)

, the multiplication is going to be done first. This is determined because of Order of operations.
Answer:

Step-by-step explanation:
we know that
Using proportion

Answer:
the answer is x=5 for a fact
Step-by-step explanation: