Answer:
10.80
Step-by-step explanation:
tan42=x/12
x=12tan42=10.80
Answer:
solution is

Step-by-step explanation:
We are given equation as

Firstly, we will find equations
First equation is

Second equation is

now, we can draw graph
and then we can find intersection point
we can see that
intersection point is (1.353,1.613)
so, solution is

Answer:
its 42
Step-by-step explanation:
315-18+81=378
Correct mean =378/9=42
If you turn the ratio 1:3 into a fraction it would be 1 over 3 I hope this helps
(Observed data - Accepted standard) divided by the accepted standard. Then all of that is multiplied by 100.
( ( O - A ) / A) * 100