Hannah4241go Hannah4241go Mathematics Answered Simplify QP. ✓ [?]²+(-c+[])² R (0, a) Q 2 s (b, c) P (b, -c) Enter the value that belongs in the green box. (0, -a) Distance Formula: d = √(x₂-x₁)² + (y2 – M1 )ª