**CBSE NCERT Solutions Chapter 6 Triangles Exercise 6.2 Question 4**

**4. In fig, DE AC and DF AE. Prove that **

**Solution:**

In ABC, it is given that DE AC.

Therefore, {By Basic Proportionality theorem} **(1)**

In ABE, it is given that DF AE.

Therefore, {By Basic Proportionality theorem} **(2)**

From **(1) **and** (2), **we can say that

**Hence Proved**