Answer:
3.6 I think
Step-by-step explanation:
Times 3 by 1.2 im sorry if I was wrong.
Use proportions because we know that the triangles are similar.

Cross multiply.
20x=28×5
x=7
answer: 7
Answer:
The answer is "At the 0,10 level, there should be enough proof that the percentage is below 49%"
Step-by-step explanation:
Null and alternative hypothesis:
Significance level:
It is decided that the null hypothesis at the defined meaning level is rejected.
I think answer is 9.3 after it’s rounded
use the formula a^2 +b^2=c^2