Answer:
sin(12°)
Step-by-step explanation:
Because sine and cosine are cofunctions, we can use the relation sin(90° - θ) = cosθ to show that cos(78°) = sin(90° - 78°) = sin(12°)
Answer: I think it is the second choice. The others don't make sense
Step-by-step explanation:
Answer:
105.12
Step-by-step explanation:
Answer:
z≤5
Step-by-step explanation:
14≥4z-6
20≥4z
z≤5
15 miles
15(64)+42=1002 mile - Andrea (42 is added because of her head start.)
15(67)=1005 miles - Parker
