bewellplus.gsu.edu
williamkruse080 williamkruse080
  • 23-04-2014
  • Mathematics
Answered

You start with a number. Double it. Square the answer. You get 400. What number did you start with?

Verified Answer :

MathG33k
MathG33k MathG33k
  • 23-04-2014

10x2 = 20
20^2 = 400
So the answer is 10

Answer Link

Related Questions

Which Viking explorer sailed west from Iceland and set up a colony on a large land mass that he called Greenland A Rollo the Walker B Eric the Red C Charles the
The conquest of one culture by another usually resulted in all of the following except a adoption of cultural characteristics of the conquerors by the vanquishe
100004 10 can you give me a proper remander
can u guys help me on this one too 20 g 25
All of the following were used to support the war effort in the United States EXCEPT a liberty bonds b women being allowed to vote c victory gardens d Committee
When nuclear power is harnessed it is captured in the form of
When the Moon moves between the Sun and Earth and casts a shadow on Earths surface there is an a lunar eclipse b full Moon c new Moon d solar eclipse
If true what would suggest that the military alliance was only correlated to but not the cause of France entering the war with Germany
how are factoors related to prime numbers
Which of the following is true of the bubonic plague A It followed established trade routes B It was a European phenomenon C It affected West Africa D It began