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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 2024
In \(\triangle \mathrm{ABC}, \mathrm{DE} \| \mathrm{BC}\) (as shown in the figure). If \(\mathrm{AD}=2 \mathrm{~cm}, \mathrm{BD}=3 \mathrm{~cm}\), \(\mathrm{BC}=7.5 \mathrm{~cm}\), then the length of DE (in cm ) is :
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Question 2 of 5
NCERT Exemplar
If in two triangles ABC and \(\mathrm{PQR}, \frac{\mathrm{AB}}{\mathrm{QR}}=\frac{\mathrm{BC}}{\mathrm{PR}}=\frac{\mathrm{CA}}{\mathrm{PQ}}\), then
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Question 3 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 4 of 5
CBSE Board Exam 2026
It is given that \(\triangle \mathrm{ABC} \sim \triangle \mathrm{QRP}\) such that \(\mathrm{AB}=9 \mathrm{~cm}, \mathrm{BC}=5 \mathrm{~cm}\) and \(\mathrm{PR}=2 \mathrm{~cm}\). Length of side QR is :
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Question 5 of 5
NCERT Exemplar
If in Fig 6.1, O is the point of intersection of two chords AB and \(C D\) such that \(O B=O D\), then triangles \(O A C\) and \(O D B\) are
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