The supplement of an angle x is equal to 180 - x.
The measure of an angle that is nine times its supplement can be written as:
x = 9(180 - x)
You can then solve for the measure of the angle x:
x = 1620 - 9x
10x = 1620
x = 162
Therefore, that angle which is nine times its supplement is itself 162 degrees.
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Nine degrees. Its supplement 171 degrees is ninteen times 9 degrees.
Sum of exterior angles = 360 degrees So there are 360/40 = 9 angles. Exterior angle = 40 deg so interior angle = 180 - 40 = 140 deg Nine angles, 140 deg each = 140*9 = 1260 degrees. Alternatively, once you know it is a nonagon (9-gon), sum of interior angles = (9-2)*180 = 7*180 = 1260 degrees.
2/3 * 9 = 6
3*pi = 9.424777961 to nine decimal places.
3. The square root of a number is the number that when multiplied by itself, will give you the original number. Therefore, if you multiply the square root of three by itself, you will get three. A more clear example using whole numbers: the square root of nine times the square root of nine is three times three, which gives you nine, your original number.