1)
ВА1 = 11-6 = 5
АВ = √12²+6² = 6√5
2)
ВД² = 12²+16² = 400
ВВ1 = √25² - 400 = 15
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Answers & Comments
1)
ВА1 = 11-6 = 5
АВ = √12²+6² = 6√5
2)
ВД² = 12²+16² = 400
ВВ1 = √25² - 400 = 15