bro which class question is this then I can help you with ur question
the value of y is equal negative
So based on the given figure above which is quadrilateral ABCD, the equation that is true would be the third option: angle ABD = angle CBD. Based on the SAS Postulate, i<span>f two sides and the included angle of a triangle are congruent to the corresponding sides and angle of another triangle , then the triangles are congruent. Hope that this answer helps.</span>
Answer:
It's C! y = 7
Step-by-step explanation:
Plugged the equation into an online calculator and got that answer :) Have a good day!