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109. The height of the ironing board shown in the figure from the floor is 78 cm. At what height is the place where the legs of the ironing board are attached?

109 The height of the ironing board shown in the figure from the floor is 78 cm At what height is the place where the legs of the ironing board are attached class=


Answer :

alicelovestea
using similarity, we know that the triangles made by the legs are similar/proportional to each other
this means
x/78 = 50/88
we can move 78 to the other side to find the value of x
x = (50/88)(78)
x = 44.3181818182
x ≈ 44.32 cm (2dp)
so the height should be 44.32 cm

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