Jackson sees a tree and wants to know how tall it is. He stands at the end of the tree's 45 foot shadow on the ground. From there he looks up and the angle of elevation up to
the top of the tree is 70 degrees. Please find the height of the tree.
Round to the nearest tenth, only enter a numerical value such as "98.4".

How many lines can be drawn through points j and k? 0 1 2 3

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?