Answer:
about 137 degrees
Step-by-step explanation:
see attached picture
Answer: 4.4 per minute?
Step-by-step explanation:
dividing 53.5 by 12?
Answer:

Step-by-step explanation:

THat would be A , B, C and E
Answer:
Step-by-step explanation:
h^2=x^2+y^2, since this is a square x=y=s so
220^2=2s^2
2s^2=48400
s^2=24200
s=24200^(1/2)m (exact)
s=155.56m (rounded to nearest hundredth of a meter)
One hectare is equal to 10000m^2
A=24200m^2(h/10000m^2)
A=2.42 hectares