Aball that dropped from a height of 729 cm rebounds on each
bounce one-third of the distance from which it fell. how high does it go on the 7th rebound?
a. 0.33 cm
b. 0.67 cm
c. 0.25 cm
d. 0.11 cm

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.