Look at the angles inside the triangle.
Two of them are equal !
That tells us that the sides opposite those angles are equal.
So x² + 5 = 248 .
I'll bet you can take it from there and find the value of ' x '. Right ?
Answer:
x=2
Step-by-step explanation:
6x+11-4x=15
2x+11=15
2x=4
D
