Sin Q = oppo. / hypo
sin Q = 9/15
sin Q = 0.6
Bulletin boards can be in all shapes and sizes. There is no correct or incorrect answer to this problem.
2 1/4 pounds are left of the clay :)
20% =20/100=2/10
20% of 400 =(2/10)*400 =80
1/4 of 360= (1/4)*360 =90
90>80, so 1/4 of 360 is bigger than 20% of 400
79.881 hope this helps
i might be wrong