Answer:
Explanation:
AB = 110 miles
Let the distance of the western station from fire is d.
As according to the diagram, use Sine law

d = 110 x 0.2588 / 0.73
d = 39 miles
Explanation:
The efficiency of a machine is 70% means 30% of the applied force is wasted in overcoming friction and 70% of the applied force is used to do the work
Answer:
the charge that is given by the object is positive charge and the object which is taking the charge is negetively charged
Explanation:
Answer:
The Height of a pyramid is 4r.
Explanation:
Explanation is in the following attachments