⁷Write decimal equivalent two hundred and thirty-four hundredths?

Can (2,3 and square root 10) be sides ona right triangle?

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much