Question

(GEO) A quadrilateral is inscribed in a circle. What is the value of x? *number only*

Answer 1

Answer: X = 18°

Explanation:

Apply the cyclic quadrilaterals rule from circle theorems.

hence, opposite angles add up to 180

°

So ,

180

° - 144° = 36

2x = 36

x = 36/2

= 18°