Test yourself
• if you know that the universe is estimated to be 14 billion years old. what is the age of
the universe in seconds ? (knowing that : the solar year = 365.25 days)

4.41504e+17

Step-by-step explanation:

We know that in one whole year is 31536000 seconds and the universe is 14 billion years old. So times it together and you get 4.41504e+17

i would have to say it is c.

in geometry, parallel lines are lines in a plane which do not meet; that is, two lines in a plane that do not intersect or touch each other at any point are said to be parallel. by extension, a line and a plane, or two planes, in three-dimensional euclidean space that do not share a point are said to be parallel.