March 16, 2017
11.5 area of reg poly
Finding areas of regular poiygons 11.5
consider a regular pentagon with side length
8. Determine the area
March 16, 2017
11.5 area of reg poly
consider a regular pentagon with side length
8. Determine the area
54°
a
540/5=108, 108/2=54
t a n 54° =a/4,
4
a
8
a=
March 16, 2017
11.5 area of reg poly
generalize a formula for the area of a regular polygon.
x
x
11.5 area of reg poly
March 16, 2017
11.5 area of reg poly
March 16, 2017
11.5 area of reg poly
March 16, 2017
11.5 area of reg poly
March 16, 2017
11.5 area of reg poly
March 16, 2017
11.5 area of reg poly
March 16, 2017
11.5 area of reg poly
March 16, 2017