I'LL GIVE YOU ALL OF MY POINTS IF YOU ANSWER THIS AND I WILL MAKE YOU BRAINLIEST PLEASE HELP ME! I'M GIVING ALL OF MY POINTS AWAY SO PLEASE HELP ASAP! THANK U SO MUCH TO THOSE WHO HELP! I NEED IT!

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days