AzuraSchaufler
15.11.2019 •
Mathematics
Which of the following are necessary when proving that the diagonals of a
rectangle are congruent? check all that apply.
a. opposite sides are perpendicular.
b. corresponding parts of congruent triangles are congruent
c. corresponding parts of similar triangles are similar.
d. opposite sides are congruent.
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Ответ:
D + B
(CPCTC + opposite sides are congruent)
Ответ:
8
Step-by-step explanation: