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alusik2000
@alusik2000
September 2021
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Подобны ли прямоугольные треугольники АВС и А'В'С' ?
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99tasha
Verified answer
В1С1=√(20²-12²)=√(400-144)=√256=16
ВС=15+9=24
В1С1/ВС=16/24=2/3
АВ=20:2/3=20*3/2=30
АС=12:2/3=12*3/2=18
Проверка:
30²=24²+18²
900=576+324
900=900
Ответ: подобны
3 votes
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Answers & Comments
Verified answer
В1С1=√(20²-12²)=√(400-144)=√256=16ВС=15+9=24
В1С1/ВС=16/24=2/3
АВ=20:2/3=20*3/2=30
АС=12:2/3=12*3/2=18
Проверка:
30²=24²+18²
900=576+324
900=900
Ответ: подобны