2.439022e is the answer I'm pretty sure. Hope this could help!
Answer: C
Step-by-step explanation: The opposite of a positive integer (18) is -18
Which also means its value is 18
Hope this helps!
can you redo the question because i can't tell if the last the colums are answeres or the rest of the equation ..
Here we use altitude rule which states that
Ratio of part of hypotenuse and height= ratio of height and remaining part of hypotenuse .
So here parts of hypotenuses are r and s and h is the hypotenuse. SO we will get

Correct option is s.