Answer:
Formation. When the solar system settled into its current layout about 4.5 billion years ago, Earth formed when gravity pulled swirling gas and dust in to become the third planet from the Sun. Like its fellow terrestrial planets, Earth has a central core, a rocky mantle and a solid crust
Explanation:
22 countries 100% Correct
Let
length of the window=x
width of the window=16
area of the window= length x width
36 = x (16)
36 = 16x
x = 36/16
x = 2.25
length = 2.25
hope the answer is helpful