Achild lies on the ground and looks up at the top of a 14-ft tree nearby. the child is 7ft away from the tree, what is the angle of elevation from the child to the top of the tree? round to the nearest whole number? ?

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula c= r/1.8 - 273, what is the temperature in celcius corresponding to r degrees rankine.

What is the probability of rolling a single die greater than 4

Given right triangle xyz, which correctly describes the locations of the sides in relation to