Answer:

Step-by-step explanation:
<h2> (-1 3/5) / (-2/3) =

</h2><h2>

=

</h2>
Answer:
d
Step-by-step explanation:
its d because square has equal sides, so the midpoints would also be all equal sides, which is the definition of a square
Answer:
7x-9
Step-by-step explanation:
Answer:
1100 square inches
Step-by-step explanation:
The faces are all rectangles (area = length x width)
Area of bottom: 20 x 10 = 200
Area of front: 20 x 15 = 300
Area of back (same as front) = 300
Area of right side: 10 x 15 = 150
Area of left side (same as right side) = 150
Total of all the sides: 1100