Answer:
I hope this is good enough:
Answer:
no
Step-by-step explanation:
they do not :)
Answer:
AC=1.879
Step-by-step explanation:
cos(20°)=x/2
cos(20°)·2=x
*plug into the calculator*
x=1.879
Use the double angle formula
To write
Sorry for the crossing out. The answer and working out is below. Hope this helps!