In all right triangles, the ratio between a leg and the hypothenuse is the sine of the angle opposite to the leg.
So, in your case, we have
In order to find XY, we have
So, the ratio for the sine is
A sequence of transformations maps ∆ABC to ∆A′B′C′. The sequence of transformations that maps ∆ABC to ∆A′B′C′ is a reflection ac
ross the (x-axis, y-axis, line y=x, line x=y) followed by a translation (4 units to the right an 10 units up, 8 units to the right and 4 units up, 10 units to the right and 2 units up, 10 units to the right and 4 units up)
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