Question

(5x -13°) + (4x+4) =180°
​

Answer 1

Answer:

mark me as brainlist

Step-by-step explanation:

In case of the cyclic quadrilateral, Opposite angles are supplementary.

∴ ∠R + ∠N = 180°

⇒ 5x - 13 + 4x + 4 = 180

⇒ 9x - 9 = 180

⇒ x - 1 = 20

∴ x = 21

Now,

∠ R = 5x - 13 = 5(21) - 21

= 105 - 21

= 84°

∠N = 4x + 4 = 8(21) + 4

= 84 + 4

= 88°

Hope it helps.