First I found the number of adults by multiplying .60 by 700. It was 420. From there all I had to do was subtract it from 700. Revealing the number of children to be 280.
the sum of all but one interior angle of a heptagon is 776°. what is the measure of the final interior angle?
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First I found the number of adults by multiplying .60 by 700. It was 420. From there all I had to do was subtract it from 700. Revealing the number of children to be 280.
Because of a linear pair then because of vertical angles and because all angles have to be 180 added up
