Sorry I am not good at math either
Answer:
c. 9/12
Step by step explanation.
Given: sin = 9/15
and,


thus, find adj. side
by using Pythagoras theorem

then,
let adj. side be a^

thus,
adj. side is 12
then,
tan of the angle = 9/12
Answer:
3 √5
Step-by-step explanation:
Answer:
Your answer is 31.4 units squared
Step-by-step explanation:
By doing 2πr, you'll get your answer.
2*3.14*5 = 2*15.7 = 31.4