How were the mountains in Pennsylvania formed?

What is the y-coordinate of the point that divides thedirected line segment from j to k into a ratio of 2.3? -6-557

Concealer circle oh in which arc xy measures 16 pi centimeters the length of the radius of the circle is 32 cm what is the circumference of the circle

Acivilization exists for several hundred yeaars, developing its own language. such a civilization probably has been: a. farming corn b. suffering from a lack of contact with the outside world. c. isolated by mountains or some other physical barriers. d. starving from lack of trade.