NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 5: Lines And Angles - Problems and SolutionsQuestion 92
Class 7 - Mathematics - Unit 5: Lines And Angles - Problems and Solutions
Question. 92
92. In Fig. 5.49, AB ∥ CD, AF ∥ ED, ∠AFC = 68° and ∠FED = 42°. Find ∠EFD.
Answer:
70°
Detailed Answer with Explanation:
In ΔEFD, sum of angles = 180°. ∠AFC = 68° corresponds to ∠EFD (alternate interior angle). With ∠FED = 42°, ∠EFD = 70°.