Find the distance from the vertices of ABC to the corresponding vertices of the other three triangles, and enter them in the table.

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Which number line correctly shows 0.8 + 0.3?