Answer:
14x
Step-by-step explanation:
Step 1: Collect like terms by adding their coefficients
(11+3)x
Step 2: Add the numbers
14x
Answer:
61.08m
Step-by-step explanation:
Let " l " be the length of the rope and " θ " the angle at which it is raised. In other words:
As you can see, there has been made a right angle triangle. So:

So the kite is approximately 61.08m above the ground.
In order to find the sin70° i used a calculator.
The answer would be 18
Hope that helps.