Circle a has center of (4, 6) and a radius of 5, and circle b has a center of (1, 0) and a radius of 15. what steps will show that circle a is similar to circle b?
a) dilate circle a by a scale factor of 3.
b) translate circle a using the rule (x-3, y+6).
c) rotate circle a 180° about the center.
d) reflect circle a over the y-axis.

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

That table shows measurements (in invhes$ from cubes with different side lengths. which pairs of variables have a linear relationship? check all that apply

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.