# NCERT Mathematics Class 10 Exemplar Ch 6 Triangles Part 5 (For CBSE, ICSE, IAS, NET, NRA 2022)

Get top class preparation for ICSE/Class-10 right from your home: get questions, notes, tests, video lectures and more- for all subjects of ICSE/Class-10.

8. In Fig. 6.11, if , find the ratio of ar (ADE) and ar (DECB) .

9. ABCD is a trapezium in which and P and Q are points on AD and BC, respectively such that . If , and , find AD.

10. Corresponding sides of two similar triangles are in the ratio of . If the area of the smaller triangle is , find the area of the larger triangle.

11. In a triangle PQR, N is a point on PR such that . If , prove that .

12. Areas of two similar triangles are and . If the length of a side of the larger triangle is , find the length of the corresponding side of the smaller triangle.

13. In Fig. 6.12, if , and , find BD.