Answer:
The answer to your question is vo = 19.62 m/s
Step-by-step explanation:
Data
angle = α = 30°
time = t = 2 s
vo = ?
g = 9.81 m/s²
Formula

Solve for vo

Substitution

Simplification


Result
vo = 19.62 m/s
The Square Root of 245 is 15.65 (rounded to 2 dec. Places)
Answer:
D
Step-by-step explanation:
2000=1 ton so 4000=2tons
Answer:
b= -60 or (0,-60)
Step-by-step explanation:
remember it is negative and it is on the y line!!