For what value of x is the perimeter of shape 77cm

What is the percent of increase for a population that changed from 438,000 to 561,000

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.

Which term applies to agb and dge? a. obtuse b. supplementary c. complementary d. vertical