“. if δabc ~ δdef, then which of the following is true?
a. ∠a ≅ ∠e
b. ab = de
c.
d. ∠c ≅ ∠d”

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?