If you want to replace the fence, how long would you need the replacement section to be rounded to the nearest tenth (one decimal place)? Show all of your work!

If possible, please circle the answer period so that I can understand the answer. Mark each part of the question so that I know which answer is related to which question. Please answer the whole question when answering, because I noticed that the answer to the question was left unfinished in the past. Thank you for understanding.

You stand 10 feet away from a building and measure the distance to the top is 113 feet. How tall is the building in feet to the nearest decimal.

Cells found in the human body have a volume generally in the range of 10ª and 10° cubic microns. A micron is an older name of the unit that is now called a micrometer and is equal to 106 m. Express this volume in cubic meters and cubic inches.