Mathematics
Junior High
Resolved
三平方の定理を使ってADの長さは求められたんですけど、BDの辺の長さの求め方が分かりません、わかる人いたら教えて欲しいです！
(8) FONT,
ABC=2ACD = 90°, AB = 3, BC = √√3, CD = 2 & 3.
トナ
である。
このとき, AD =
4
BD:
A
=
4
D
21
3
C
3
Answers
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