What is..Simplify 15.8

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

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

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.