The line through the points (1, 1) and (2, 0) cuts the y- axis at the point (0, b). Find b by using similar triangles.

The line through the points (1, 1) and (2, 0) cuts the y- axis at the point (0, b). Find b by using similar triangles.
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1 Answer

The axes have been removed in the picture, but the coordinates of the points are shown.

In the similar triangles CNB and COA, CN/CO=NB/OA; that is, 1/2=1/b or 2/1=b/1, so b=2.

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by Level 1 User (340 points)

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