Heron's Formula - Page 35

Questions
  • The perimeter of a rectangle is twice the sum of its length and its width. The perimeter is 28 meters and its length is 2 meters more than twice its width. What is the length and width?
  • A block of wood has a volume of #40# #cm^3#, a length of #4# #cm#, and a width of #5# #cm#. What is the height of the wood?