Предмет: Геометрия, автор: nurzanboran73

Ответ у кого есть геометрия 8 класс​

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Автор ответа: kim08an
1

Объяснение:

АС÷ВD=3÷4 => AC=3/4×BD

S=1/2×(BD×AC)

24=1/2 × 3/4 ×BD²

BD²=24×8/3=64 дм²

BD=8дм

AC=3×8/4=6дм

AB²=AO²+BO²

AO=AC/2 = 3дм

BO=BD/2 = 4дм

AB²=3²+4²=9+16=25дм²

AB=5дм

Ответ: 5дм.

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