Do they have the same solution?

:calculate the sum of the interior angles of a 13-sided polygon.

What is one early technological advance that shaped culture? a the use of fire b the discovery of arable land c family units. d migration

Circle the letter of the sentence that describes how a fault-block mountain is created. a. it is created by two normal faults b. it is created by two reverse faults c. it is created by a strike-slip fault d. it is created by shearing