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Chapter 6 Class 10 Triangles | 5 questions | about 4 minutes

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Question 1 of 5
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Question 1 of 5
CBSE Board Exam 2025
In the given figure, in \(\triangle \mathrm{ABC}, \mathrm{AD} \perp \mathrm{BC}\) and \(\angle \mathrm{BAC}=90^{\circ}\). If \(\mathrm{BC}=16 \mathrm{~cm}\) and \(D C=4 \mathrm{~cm}\), then the value of \(x\) is :
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Question 2 of 5
NCERT Exemplar
In triangles ABC and \(\mathrm{DEF}, \angle \mathrm{B}=\angle \mathrm{E}, \angle \mathrm{F}=\angle \mathrm{C}\) and \(\mathrm{AB}=3 \mathrm{DE}\).
Then, the two triangles are
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Question 3 of 5
CBSE Board Exam 2026
Which of the following is not the criterion for similarity of triangles?
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Question 4 of 5
NCERT Exemplar
If \(\triangle \mathrm{ABC} \sim \triangle \mathrm{EDF}\) and \(\triangle \mathrm{ABC}\) is not similar to \(\triangle \mathrm{DEF}\), then which of the following is not true?
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Question 5 of 5
NCERT Exemplar
If in triangles \(A B C\) and \(D E F, \frac{A B}{D E}=\frac{B C}{F D}\), then they will be similar, when
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