A 15 foot ladder is used to scale a 12 foot wall. At what angle of elevation must the ladder be situated in order to reach the top of the wall? Round to the nearest degree.

The angle of elevation must be??

Jackson drew 4 hearts and 29 circles. what is the ratio of circles to all shapes?

Solve 5 tan x = 5√(3) for 0° ≤ x ≤ 180°. a. 60° b. 150° c. 30° d. 120°

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.