Determine which postulate or theorem can be used to prove that sea ~ pen.

a. sss
b. sas
c. aas
d. asa.

option D is correct

by ASA

Step-by-step explanation:

In triangle SEA and triangle PEN

 [Angle]         [Given]

 [Side]      [Given]

Vertically opposite angles states that the angles opposite to each other and are equal.

 [Vertically opposite Angle]

ASA(Angle-Side-Angle) postulates states that if two angles and one included side of one triangle are congruent to the two angles and one included sides of the other triangle, then these triangles are congruent.

by ASA Postulates:

x=30

step-by-step explanation:

unless if u could do my questions, if not i wouldn't want to