Question

if the vertices of a triangle PQR P(1,2) Q[3,-4] and R[5,-6] then its centroid is

Answer 1

Answer:

The iron industry began to relocate to coal fields, which usually had iron ore nearby. Developments elsewhere also helped to boost iron by stimulating demand, such as the increase in steam engines (which needed iron), which in turn boosted iron innovations as one industry bred new ideas elsewhere.

Answer 2

Step-by-step explanation:

The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. Velocity is equivalent to a specification of an object's speed and direction of motion (e.g. 60 km/h to the north).