Question

2+R+P=180° 65+35 40=180° 100+P=180° p=100-180°-80 P=80°

Answer 1

Explanation:

. We know that, angle sum of a quadrilateral = 360°

∴ 90° + 60° + 70° + x = 360°

⇒ 220° + x = 360°

⇒ x = 360° – 220°

⇒ x = 140° Amswer