shod74
16.07.2019 •
Mathematics
Make a two-column proof showing statements and reasons to prove that triangle abd is similar to triangle acb.
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Ответ:
Ответ:
Answer with explanation:
In Δ A B D and ΔA CB
1. ⇒ ∠ A is Common.
2.⇒ ∠ABD=∠ACB=45°[Given]
⇒Δ A B D ~ ΔA CB[Angle-Angle Similarity Axiom abbreviated as (AA)]
Ответ:
4²+6²=c²
16+36=c²
52=c²
Sqrt52=~7.21