*medal and fan* Sy… - QuestionCove

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Mathematics 20 Online

OpenStudy (anonymous):

*medal and fan* Sylvia’s aunt asked her to help cut out fabric for a quilt. The figure shows the pattern of one section that is made of triangles. What degree of rotation clockwise about point B should Sylvia use to prove that ΔABC (pre-image) and ΔIBH (image) use the same amount of fabric? ______° clockwise

11 years ago

OpenStudy (anonymous):

11 years ago

OpenStudy (anonymous):

@iGreen

11 years ago

jimthompson5910 (jim_thompson5910):

does it say "this triangle is an equilateral triangle" ?

11 years ago

OpenStudy (anonymous):

11 years ago

jimthompson5910 (jim_thompson5910):

or does it say "BH is a vertical line segment" ?

11 years ago

OpenStudy (anonymous):

umm nu

11 years ago

jimthompson5910 (jim_thompson5910):

ok it looks vertical but it could be off BC looks horizontal, so BC rotates 90 degrees clockwise to land on BH. Do you see what I mean?

11 years ago

OpenStudy (anonymous):

nu please tell me :(

11 years ago

jimthompson5910 (jim_thompson5910):

|dw:1427848173112:dw|

11 years ago

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