Question
In the figure, If AC = 75 cm AB = 100 cm and BD = 1.25 cm then AD =
- 93 cm
- 93.25 cm
- 93.75 cm
- 90.75 cm
Hint:
find the similar triangles and apply the side ratio property.
The correct answer is: 93.75 cm
93.75 cm
the two triangles are similar. hence, AC/AD= AB/ BD = BC / AB
AD = AC x BD / AB = 75 x 125/ 100
AD = 93.75 cm
we can use the property that ratio of sides remains same in similar triangles.
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