Answer:
Perimeter of a triangle = 2*(length + breadth)
SO = 2*18+41
= 77 is the perimeter
$81.40-$9.00=$72.40
$72.40/.4 (cents)= 181 minutes
Three planes a distinct lines have in common
12. 6$
13. 60 birds
14. 10 inch
Equation: 21+n=43.23
Process to find n
21+n=43.23
Subtract 21 from both sides
n=22.23
