Answer:
B) 40 necklaces with 25 left over
Step-by-step explanation:
Sine of angle = opposite ÷ hypotenuse
sin 20 = 
x = 
x = 40.9 (rounded up to nearest tenth)
W + 3 ≤ 10
This is the symbol for less than or equal ≤
w + 3 ≤ 10
w ≤ 10 - 3
w ≤ 7
Can't find an answer for w from the options.