Sorry just coming for the points
These | | simple mean absolute value. Absolute value is simply the number positive, for example, the absolute value of -3 is simply 3
X-intercept = -4
y-intercept = -8
M(meters) = 0.9144*y(yards)
C) 12V2
12^2 + 12^2 = c^2
144 + 144 = 288
V288 = 12V2