Answer: 1/2
Step-by-step explanation:
cosine=adjacent/hypotenuse
Cos (-60)=1/2
This is a special triangle
see below as the ratio of each side
Hope this helps!! :)
Please let me know if you have any question
Answer:
8/7
Step-by-step explanation:
318/2=159
159-74=85
the length is 85 yards
Answer:
45km
Step-by-step explanation:
Distance covered in 1min 20sec (80sec) = 1km
Distance covered in 1 min (60sec) = 1km/80sec
Distance covered in 1Hr (3600sec) = (1/80)*3600 = 45km.
Answer:
-212x, x, 2x, 3x, 12x
Step-by-step explanation:
I'm pretty sure this is just a least to greatest kind of thing
