NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 6: Triangles - Problems and Solutions
Question 109

Question. 109

In Fig. 6.31(i) and (ii), find the values of a, b and c.

Answer:

(i) a = 20°, b = 130°, c = 50°

(ii) a = 65°, b = 115°, c = 25°

Detailed Answer with Explanation:

Using angle sum property of triangles, calculate unknowns step by step.