Which of the following are perfect squares select all that apply 81

90

121

240

625

1000​

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?

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Explain how you could use the interactive table to tell if sets of points are on the same line. math 8