??????????????? "1uatrilateraralssssss" ????????????
never herd av NE such anamal
em thangs sound like POLYNOMINAL
triangel, quadrateral, hexagons, & similar stuf
1.....rim leng...add up length av all sides
2. area depend on if REGULAR polygon or nonregular
theer be jenral rules if yu want em ...differ tween the 2 choises