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Mathematics 9 Online
OpenStudy (anonymous):

Solve for x.

OpenStudy (jdoe0001):

1 duck and 3 pigeons

OpenStudy (anonymous):

|dw:1410219116448:dw|

OpenStudy (jdoe0001):

|dw:1410219848161:dw| the shape has 5 sides thus is a PENTAgon sum of internal angles = 180(n-2) n = number of sides thus sum of internal angles = 180(5-2) notice the internal angles \(\bf 90+90+90+x+x = 180(5-2)\) solve for "x"

OpenStudy (anonymous):

I got 135. Is that right?

OpenStudy (jdoe0001):

yeap

OpenStudy (nincompoop):

|dw:1410219286745:dw|

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