Please help me with this I have to name the angles

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

Jo divides a candy bar into eight equal pieces for her children to share she gives three pieces to sam three pieces to leslie and two pieces to margie rose the two month old baby does it doesn't get any what fraction shows how muchw candy each of the four children got. what's the answer to my question