The triangular pyramid has identical equilateral triangles as its faces. Find the surface area of the pyramid. ​

l' jhl jje f id bid b e iueb v jhdvb vh ei uf djbduv evb                                                                                                                                   8gfdgsfhjk.,l/ uh   dv eb b                            

(1 km=1000m, 1m=100 cm)

the equation of the line that passes through the points and has o form

if line passes through the points (-1, -3) and (2, 1), then

the equation in the standard form is

the answer is a) a healthy economy because it results from a steady rise in demand.