Find out the value of x in the following polygon with the formula

Question

asked Jun 15, 2021 148k views

1 Answer

Shuzheng · Answer 1 · 2021-06-19T19:52:18+0000

Answer:

50

Explanation:

ABCD is quadrilateral. Sum of all the angles in a quadrilateral is 360. This means angle ADC will be 130.

ADE is a straight line. Angle ADC and angle CDE should sum up to 180. From here we can infer that angle CDE=x is 50