A triangle is reduced.
20 in.
12 in.
9 in.
16 in
12 in.
Not drawn to scale
What is the perimeter of the reduced triangle, in inches?
A.15
B.21
C.36
D.48

Which addition property is being illustrated below? (type commutative or associative) (6 + 7) + 1 = 6 + (7 + 1)

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There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e