The pyramid shown has an equilateral triangle for a base. The equilateral triangular base has sides of length 4 and a height of 2-3 cm height. The remaining lateral faces are 3 congruent isosceles triangles with a height of 8 cm. Determine the surface area of the pyramid described and shown. (48+83) cm (48+43) cm (96+43) c cm (96+43) cm cm cm (Figure may not be drawn to scale.)