Asked by Taylor
please help.
the question is, How many degrees in a triangle which is 180 degrees, quadrilateral 360 degrees ??
is that right.
=]]
and i need help on the
11- gon ?
20- gon?
and it says what is the formula??
the question is, How many degrees in a triangle which is 180 degrees, quadrilateral 360 degrees ??
is that right.
=]]
and i need help on the
11- gon ?
20- gon?
and it says what is the formula??
Answers
Answered by
Writeacher
triangles - 180 degrees, yes
quadrilaterals - 360 degrees, yes
11-sided figure: http://www.mathonline.org/mho/view.cgi?27149
20-sided figure:
http://www.mathonline.org/mho/view.cgi?31282
quadrilaterals - 360 degrees, yes
11-sided figure: http://www.mathonline.org/mho/view.cgi?27149
20-sided figure:
http://www.mathonline.org/mho/view.cgi?31282
Answered by
Reiny
The sum of the interior angles of a polygon is given by 180º(n-2) where n is the number of sides
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