Apolygon has 10 sides. what is the sum of the measure of the exterior angles of the polygon? 1800° 720° 360° 1440°

What is sin 7x/4 ? i need on this urgent trig

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30