- A2
- B4
- C6
- D3
Step-by-Step Solution
From one vertex of an n-gon we get (n - 2) triangles. For a pentagon n = 5, so 5 - 2 = 3 triangles.
Answer: D) 3
How many triangles are formed when all diagonals from ONE vertex of a pentagon are drawn?
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The formula for the sum of interior angles of a polygon with n sides is:Each interior angle of a regular polygon is found using which formula?The sum of all exterior angles of any convex polygon (one at each vertex) is:Each exterior angle of a regular polygon with n sides equals:An interior angle and its adjacent exterior angle in a polygon add up to: