Answer:
The choice third ; a=9 , c= 18
Step-by-step explanation:
![\sin(60) = \frac{9 \sqrt{3} }{c} \\ \\ c = 18](https://tex.z-dn.net/?f=%20%5Csin%2860%29%20%20%3D%20%20%5Cfrac%7B9%20%5Csqrt%7B3%7D%20%7D%7Bc%7D%20%5C%5C%20%20%5C%5C%20c%20%3D%2018%20)
![\tan(30) = \frac{a}{9 \sqrt{3} } \\ \\ a = 9](https://tex.z-dn.net/?f=%20%5Ctan%2830%29%20%20%3D%20%20%5Cfrac%7Ba%7D%7B9%20%5Csqrt%7B3%7D%20%7D%20%20%5C%5C%20%20%5C%5C%20a%20%3D%209)
Answer:
The end point of a ray is A
Step-by-step explanation:
Hope this Helps
Answer:
its the mean for the data, its showing you the average studying time
Answer:
D. 144km
Step-by-step explanation:
If the vehicle travels 72km every hour, in two hours, it will drive 144km. (72x2=144)
First, we find x using the given equation:
x = 4 / sin(53)
x = 5
We also know that:
Cos(∅) = base / hypotenuse
Therefore,
cos(53°) = y / 5