Explain why the earth would be better or worse after mining and reclamation

Which sequence of transformations on preimage ∆abc will not produce the image ∆a'b'c'? a. reflection across the line y = x b. rotation 180° clockwise about the origin followed by a reflection across the line y = -x c. reflection across the x-axis followed by a reflection across the y-axis d. reflection across the line y = -x followed by a rotation 180° counterclockwise about the origin e. reflection across the y-axis followed by a rotation 90° clockwise about the origin

Which region was the hearth for the largest number of agricultural animals such as pigs sheep and cows

The creation of the trans-siberian railway allowed people to travel across russia. how could this railway impact russian culture?