27.9+212.5= 240.4
Hope I helped!
Answer:
Equation: y = -0.5x + 9.5.
A = a^2 = 121
so a = 11
answer
11 inches
It looks like A {x|x > or = 0}.
But, your picture is blurry so it’s hard to see. If it’s a solid dot on the top left of the line and an arrow at the bottom right, then A is the correct answer. If that’s not what those are, sorry.