
let's plug in the value of y :
Answer:
6.9
Step-by-step explanation:
sinX=opposite/hypotenuse
sin35=a/12
a=12*0.57357643635
a=6.88291723621≈6.9
She needs 7 plates because there are 7 pieces left.
The simplified fraction is 1 6\14 One and six fourteenths or 1 2\7 one and two sevenths