Suppose sin(a) = -0.78. use the trig identity sin^2(a)+ cos^2(a) = 1 find tan(a) using tan(a)=sin(a)/cos(a)

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?

Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth