To show the sides are equal all you need to do is draw the given Pentagon.. When angles are similar so are their opposite sides so chose any equal angle and dash the side of the Pentagon that's on the other side of the angle (dash =congruence)

can 4.5 be rounded up to 4? nope.
11/99 will have a 5 then 88/99 will not have a 5
7-7
___
8-(-3)
0
_
11
Slope =0
Barbara mixes 54 ounces of granola and 36 ounces of raisins:
54 ounces + 36 ounces = 90 ounces
Now, if you would like to divide this mixture into 6 ounces servings, you can do it like this:
90 ounces / 6 ounces = 15 servings
Result: Barbara makes 15 servings.