Angle J is given as a 45
Angle L is given as a 45
Angle K is 90 (it says it’s a right triangle so it has to have a 90 degree angle and 180-45-45=90)
The JK leg given equals 6.92
Leg LK equals 6.92
6.92^2 +6.92^2= the last leg which is 95.77^2
95.77^2=9.78
Leg JL equals 9.78