Samanthaselozaviz
Answered

what is the measure of the fourth angle x of a quadrilateral if the other angles measures 60°,40°, and 30°?​

Sagot :

Dafftney03viz

Answer:

72.000

Step-by-step explanation:

hope it helps po mam

Janghyeonaeviz

Answer:

230 degrees

Step-by-step explanation:

The sum of all the interior angles of a quadrilateral is exactly 360 degrees.

The sum of the three of its angles (60, 40, 30) is 130. To find the missing angle (4th angle), subtract 130 from 360. The answer will be 230 degrees.