What is the value of u in the right triangle shown?

What is the value of v in the right triangle shown?

What is $\sin\left(\theta\right)$ , given that  $\tan\left(\theta\right)=\frac{3}{4}$ ?  

What is the value of x, rounded to the nearest tenth?

What is the value of x, rounded to the nearest tenth?

What is the degree of  $\theta$ , rounded to the nearest tenth? 

What is the degree of  $\theta$ , rounded to the nearest tenth? 

A fireman rests his ladder against a building, making a 38° angle with the ground. The ladder is 23 feet long. How far up the building will the ladder reach?

A searchlight is stationed on top of a 55 foot tower. The light spots a car on the ground nearby. If the angle of depression made from the searchlight to the bottom of the car is 32°, how many feet away from the base of the tower is the car?