Answer:
108
Step-by-step explanation:
48/4 = 12 pens per box
12 x 9 = 108 pens in 9 boxes
Answer:
HHe is wearing the 8th pair
AnswerStep-by-step explanation:
Sin J = cos K
sin J = cos (90 - J)
K = 90 - J
sin 60 = cos (90 - 60) = cos 30
Therefore, 60°, 30° satisfy the condition sin J = cos K.