(number of sides - 2)*180 = total sum of interior angles
Right angles are 90°. The total measure of a triangle is 180°. So, the sum of the other two angles must equal 90°.
Calculate the fourth angle so that the sum of the angles is 360 degrees.Calculate the fourth angle so that the sum of the angles is 360 degrees.Calculate the fourth angle so that the sum of the angles is 360 degrees.Calculate the fourth angle so that the sum of the angles is 360 degrees.
All exterior angles of any polygon sum to 360 deg. If there are 9 angles then each angle is 40 degrees.
The interior angles of a dodecagon sum to 1800 degrees.
The interior angles of an 11 sided polygon add up to 1620 degrees
Angles that have a measure sum of 90.
The sum of the four interior angles is 360 degrees.
They are supplimentary angles.
Complementary angles
supplementary angles.
The sum is two straight angles or 360 degrees.
a convex polygon has 6 sides . What is the sum of the measure of its interior angles?
The sum of the exterior angles of ANY polygon is 360 degrees.
Supplementary angles.
Complementary angles.
16.36* It is, in fact, twice that: 32.7272.. degrees.