Exterior angle on one side is 11x - 5, the other side exterior angle is 6x + 5. Inside the triangle is x. What is the value of x?

Click the item in the left column. use the plus sign to move it up or the minus sign to move it down until it matches the correct entry in the right column. lock your answer in place by clicking the square beside the item. (a checkmark means it is locked.) amazon basin a atacama desert b andes mountains c lake titicaca d peru e patagonia f brazil g chile h suriname

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d

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.