Which regular polygon would have each of its interior angles measure 140°?
nonagon
heptagon
octagon
decagon

Will give brainliest what is the value of x? enter your answer in the box.

Ascatter plot with a trend line is shown below. which equation best represents the given data? y = x + 2 y = x + 5 y = 2x + 5

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.