Answer:
6/12 score or 1/2
Step-by-step explanation:
Y=ax+b
a... slope
b... interception on the line y
you get the equation y=-1/2 *x + 12
First you divide L+W by 2 and you would get A/2=L+W then you would subtract L and get A/2 -L=W
Lines of symmetry if the triangle is isosceles.
4, 2, 1