Answer:
AC=1.879
Step-by-step explanation:
cos(20°)=x/2
cos(20°)·2=x
*plug into the calculator*
x=1.879
I hope you got the idea
The ladder would be 12.4 feet hope that helps
83.33%
300 - 50 = 250
250/300 = 0.8333 or 83.33%
either the second one or the fourth one. good luck
