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Mathematics 15 Online
OpenStudy (anonymous):

Given the pentagon ABCDE is equal to pentagon FGHIJ. Find the measure of < 3.

OpenStudy (anonymous):

OpenStudy (saiyan):

what are the answers

OpenStudy (arindameducationusc):

hey, listen..... sum of angles of a polygon is (n-2)*180 n=no. of sides

OpenStudy (arindameducationusc):

use this...

OpenStudy (arindameducationusc):

And both are congruent....

OpenStudy (anonymous):

A. 69° B. 70° C. 148° D. cannot be determined

OpenStudy (arindameducationusc):

Are you getting any answer @Saiyan ?

OpenStudy (saiyan):

hold on

OpenStudy (anonymous):

I'm thinking it is 69 degrees because I pictured the images flipped, but it seemed too easy so I don't think it is right..

OpenStudy (saiyan):

yes that is what it is that is exactly what i did

OpenStudy (saiyan):

because they are congruent if you looked at the order of the letters they match

OpenStudy (saiyan):

and then you can match the number

OpenStudy (arindameducationusc):

Is it a regular pentagon or not? @jillina29

OpenStudy (arindameducationusc):

If it is then it cannot be 69. If it is not a regular pentagon then I think 69

OpenStudy (anonymous):

It is a regular pentagon I'm assuming because the directions didn't say otherwise

OpenStudy (arindameducationusc):

In a regular pentagon, all sides and angles are same... So this is not a regular pentagon..... So, I guess its 69. Just confirmed. Nice team work guys @Saiyan @jillina29

OpenStudy (saiyan):

u too

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