Q1 of 56 Page 119

Point D and E lie on the sides AB and AC respectively of ΔABC such that DE|| BC. Then,

If and AE = 6.3 cm then find the value of AC.


Given,



In ΔABC,


∵DE|| BC


∴|(By Thales Theorem)


⇒




AC = AE + EC = 6.3 + 3.6 = 9.9 cm


More from this chapter

All 56 →
1

Point D and E lie on the sides AB and AC respectively of ΔABC such that DE|| BC. Then,

If AD = 6 cm, DB = 9 cm and AE = 8 cm then find the value of AC.

 1

Point D and E lie on the sides AB and AC respectively of ΔABC such that DE|| BC. Then,

If and AC = 20.4 cm then find the value of EC.

 1

Point D and E lie on the sides AB and AC respectively of ΔABC such that DE|| BC. Then,

If AD = 4x – 3, AE = 8x – 7, BD = 3x – 1 and CE = 5x – 3, then find the value of x.

 2

Two points D and E lie on sides AB and AC respectively of ΔABC. Give the information that DE|| BC is not true through the values given in the following questions:

AB = 12 cm, AD = 8 cm, AE = 12 cm and AC = 18 cm.