SSS Similarity Criterion

Q. In $\Delta ABC,\angle B={90}^{\circ }$ and $BD\perp AC$.

(iii) If $AC=9cm$ and $AB=7cm$; find $AD$.

Q. In $\Delta ABC$, if DE || BC then $\frac{AD}{DB}=\frac{AC}{EC}$

1. False
2. True

Q.

$\text{If in}△CAB\text{and}△FED,$

$\frac{AB}{EF}=\frac{BC}{FD}=\frac{AC}{ED}$,

$\text{then which of the following is true?}$

1. $△ABC\sim △DEF$

2. $△CAB\sim △FED$

3. $△ABC\sim △EFD$

4. $△CAB\sim △EFD$

Q.

For the given triangles, which of the following is true?

1. $△PQR\sim △YZX$

2. $△PQR\sim △ZYX$

3. $△RPQ\sim △YZX$

4. None of the above

Q. One triangle has side measures 4, 5, and 8. Another has side lengths 8, 10, and 14. Are these triangles similar? Justify your answer.
$\left[2\right]$

Q.

$\text{Observe the given triangles and find the}\text{value of}\angle P.$

1. ${60}^{\circ }$

2. ${50}^{\circ }$

3. ${65}^{\circ }$

4. ${40}^{\circ }$

Q. Choose the correct option.

1. $\Delta DEF\sim \Delta PRQ$
2. $\Delta FED\sim \Delta RQP$
3. $\Delta DEF\sim \Delta PQR$
4. $\Delta DEF\sim \Delta RQP$