Answer:
49
Step-by-step explanation:
cos(x)=31/47
x=cos^-1 (31/47)
x=8
KN=24
LK is congruent to LM
LN is congruent to NL
each tube costs $1.5 so put it the point in between 1 and 2
thank you
The answer for this is a=1,b=7,c=19.
