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OpenStudy (allen27):
jhonyy9 (jhonyy9):
yes are congruent sure
OpenStudy (allen27):
i need a sentence of how u got that
jhonyy9 (jhonyy9):
the first originale figure was rotated 180 degree about axe ox and 180 degrees about axe oy - i think but i m not secure
OpenStudy (allen27):
do u have an equation that would help solve it
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jhonyy9 (jhonyy9):
no this i said it looking on the graph
OpenStudy (allen27):
oh
OpenStudy (allen27):
can u give me that anwser jhonyy
jhonyy9 (jhonyy9):
reflection not is right - yes ?
jhonyy9 (jhonyy9):
so i think first rotated 180 degrees counter clock ways and 180 degrees about axe oy
@hoot_hoot your opinion about this please ?
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jhonyy9 (jhonyy9):
@agent0smith please
OpenStudy (yanasidlinskiy):
the triangles are congruent because all the side lengths are same.the side lengths are same from the diagram because each side is occupying the same number of grids.
the transformations involved would be :
1) horizontal translation using rule : (x, y) --> (x+4, y)
2) reflection about x axis using rule : (x, y) --> (x, -y)
jhonyy9 (jhonyy9):
Yana not triangles polygons
jhonyy9 (jhonyy9):
but ty
OpenStudy (yanasidlinskiy):
*Polygons. Mistake sorry.
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