 
<translate> Ebe ọ bụ na akụkụ nke otu square bụ akụkụ ya abụọ, akụkụ nke okporo ámá ahụ nke nwere akụkụ ya abụọ bụ 100 * 100 = 10000 square mita. Ógbè oké ọhịa ahụ dị okpukpu atọ nke ógbè okporo ámá ahụ nke nwere akụkụ anọ, ya bụ, ngụkọta nke 3 * 10000 = 30000 square mita. Ọ bụrụ na ọnụ ọgụgụ osisi kwa square mita n'ime ọhịa bụ 4, e nwere 4 * 30000 = 120000 osisi n'ime ọhịa. Ya mere azịza ikpeazụ bụ 120000. <eng> Since the area of a square is sides squared, the area of the square - shaped street is 100 * 100 = 10000 square meters. The area of the forest is three times the area of the square - shaped street, a total of 3 * 10000 = 30000 square meters. If the number of trees per square meter in the forest is 4, there are 4 * 30000 = 120000 trees in the forest. So the final answer is 120000. 