Answer:
Remainder is 13
Step-by-step explanation:
You can apply the remainder theorem here. You just equate the divisor to 0, then substitute the x-value in the expression.
then, 
substitute:

Therefore, the remainder is 13
3 gray cats enjoy! (the rest of the typing here you may ignore its just to get 20 charactors) btw take 9/3 to get 3 gray cats because for every 3 calico there is one gray
Answer: 
Step-by-step explanation:
Given
The tower is at a height of 
the angle of depression is 
Suppose the surfer is x ft away from the base of the tower

Therefore, the surfer is at a distance of 19.31 ft from the base of the tower.
Answer:
320m
Step-by-step explanation
a rectangle has four sides, two pairs of identical sides. So two sides are 16. So that adds up to 32. Perimeter is all sides added together. so it has to add up to 72. 72 minus 32 is 40, so two of the sides have to be 40. Area is length times width, so 16 times 20, which is 320.
Answer:
No, this is not a right triangle.