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Mathematics 18 Online
OpenStudy (anonymous):

Help here please: Find the perimeter of an isosceles triangle with a vertical angle of 100°

OpenStudy (experimentx):

i'll give you hint ... when a perpendicular is drawn from that 100 degree to down, it will bisect the side on the down.

OpenStudy (anonymous):

I dont understand:(

OpenStudy (accessdenied):

maybe a picture will help |dw:1334100266830:dw|

OpenStudy (accessdenied):

|dw:1334100343564:dw| the perpendicular from the vertex angle to the base will bisect the base and the vertex angle

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