3 years ago

First, rewrite 7/9 and 16/21 so that they have a common denominator.

Mathematics

1 answer:

sattari [20]3 years ago

5 0

49/63 and 48/63..........

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Find the sum of the measures of exterior angles, one at each vertex, of an octagon.

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A rule of polygons is that the sum of the exterior angles always equals 360 degrees, but lets prove this for a regular octagon (8-sides). First we must figure out what eachof the interior angles equal. To do this we use the formula: ((n-2)*180)/n where n is the number of sides of the polygon

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Soloha48 [4]

try using the steps in my question i have one just like you

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