Get personalized and accurate responses to your questions with IDNLearn.com. Our Q&A platform offers reliable and thorough answers to help you make informed decisions quickly and easily.
Answer:
A = 78
Step-by-step explanation:
* since its a Quadrilateral all of angles equal the same
x + 52 = 3x
52 = 2x
26 = x
26 * 3 = 78