Question
$\triangle\text{ABC}$ and $\triangle\text{ABD}$ are on a common base $AB$, and $\ce{AC = BD}$ and $\ce{BC = AD}$ as shown in Figure. Which of the following statements is true?
$i. \triangle\text{ABC}\cong\triangle\text{ABD}$
$ii. \triangle\text{ABC}\cong\triangle\text{ADB}$
$iii. \triangle\text{ABC}\cong\triangle\text{BAD}$
$i. \triangle\text{ABC}\cong\triangle\text{ABD}$
$ii. \triangle\text{ABC}\cong\triangle\text{ADB}$
$iii. \triangle\text{ABC}\cong\triangle\text{BAD}$
