Question

Which of the following can be four interior angles of a quadrilateral?
(a) 140°, 40°. 20°, 160° (b) 270°. 150°, 30°, 20°
(c) 40°, 70°. 90°, 60°
(d) 110°. 40°, 30°, 180°​

Answer 1

Answer:

a) 140,40,20,160

Explanation:

sum of angles in a quadrilateral must be 360 degrees, only option a) and d) satisfy that, but a quadrilateral can never have a exact angle of 180 degrees, thus option a)

Answer 2

Explanation:

Which of the following can be four interior angles of a quadrilateral?

(a) 140°, 40°. 20°, 160° (b) 270°. 150°, 30°, 20°

(c) 40°, 70°. 90°, 60°

(d) 110°. 40°, 30°, 180°

Answers 140. 40. 20. 160