Asked by daerius

The measures of all angles in a regular octagon are (4x + 12)°. how would you find the value of x?
Answered by Reiny
The sum of the interior angles of an n-gon is
180(n-2)

so here n=8.
Find the sum and then set it equal to 4x+12
solve for x
Answered by jessie
d is between ce=6x cd=4x+8 de=7 units find ce
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