Answer:
75°
Step-by-step explanation:
Recall: SOH CAH TOA
Reference angle = ? = θ
Side length opposite to reference angle = 27
Hypotenuse length = 28
Apply SOH, which is:

Substitute


(nearest degree)
Answer:
D. 12m-15
Step-by-step explanation:
3(4m-5)=3*4m-3*5=12m-15
I think the answer is 35 km per hour because they are travelling in steady rate and the graph chart is showing the times and all
Plug in the values of x and y into each ineqaulity and see which one fits
You'll find it is d
Answer:
K = -2
It is -2 because when you plug in the coordinate y/k = -2