Answer:
choice 3)
JK = 3.51
WK = 9.15
∠J = 69°
Step-by-step explanation:
sin 21° = JK/9.8
0.3584 = JK/9.8
cos 21° = WK/9.8
0.9336 = WK/9.8
WK = 9.15
∠J = 90° - 21° = 69°
I think it is 8 because it is an even number
1:2:3 is the answer mark as brain linear pls
Try to use Mathway if your having trouble solving your equations
