Judith is digging for sandstone at a geological site. She has 160 m of rope and four steaks to mark off a rectangular area. Which set of dimensions or create a rectangle using all the rope Judith has with her?

What is the length of the unknown leg in the right triangle ?

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

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.