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When only one type of microorganism is grown in the media without contamination by other types or species of microorganisms, the culture is called pure or axenic culture.
A regular polygon with 'x' sides has 54 diagonals, while another regular polygon with 'y' sides has 90 diagonals. Determine the sum of 'x' and 'y'.
The ratio between the number of sides of two regular polygons is 1 : 2 and the ratio between their interior angle is 2 : 3, the number of sides of these...
Difference between the interior and exterior angles of regular polygon is 60°. How many sides are there in the polygon?
The external angle of a regular polygon is 82°. Find the internal angle.
A polygon has 44 diagonals. How many sides does this polygon have?
Each interior angle of a regular polygon is 45° more than its exterior angle, then find its number of sides.
Find the number of sides of regular polygon. If the ratio of interior angles and exterior angles are 3:2.