1 and 2 are complementary angles. Given m 1=12, find m 2.

How does the brandt line, walt rostow's modernization model, neocolonialism, and walterstein's world systems theory inform and intersect with each other when explaining economic development?

Which of the following is not a place where hydrogen can be found on earth? a. natural gas well b. atmosphere c. water d. mine

Given: circle a externally tangent to circle b. how many possible common tangents to circles a and b can exist? 2 3 4