Math help!!! Quick and simple! True/False! Full points!

1) when multiplying by a scale factor, the corresponding angles of the image are multiplied by the scale factor.
2) If you multiply a three-dimensional figure by a scale factor you get a similar figure (true right?)
3) A scale factor of one produces an image the same size as the original figure? (true?)
4) Two figures are similar if one can be multiplied by a scale factor to make a shape that is congruent to the other one.(true?)
5) The image will be larger than the original if the scale factor is between 0 and 1.(false, smaller)

1. false
2. false
3. true
4. true
5. false