6a/2
6a/2a
exterior angles of a polygon
lim x->+ $\infty$ 1-x+ $\sqrt{x²-1\Box}$
exterior angles of a polygon add up to
38+38+114
a parallelogram is shown work outsize f one angle is 54
Solve 3 $\sqrt{\Box}$ 32-4 $\sqrt{\Box}$ 2
area of a triangle
19-3x=2x+4
