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Maria0822
@Maria0822
August 2021
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Найди x и y, если MN
|| АС.
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tanya2512
Verified answer
ΔАВС подобен ΔМBN
MB/AB=BN/BC=MN/AC
AB=x+3
BC=y+2
x/(x+3)=4/12
3x=x+3
x=3/2=1,5
y/(y+2)=4/12
3y=y+2
y=1
1 votes
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Answers & Comments
Verified answer
ΔАВС подобен ΔМBNMB/AB=BN/BC=MN/AC
AB=x+3
BC=y+2
x/(x+3)=4/12
3x=x+3
x=3/2=1,5
y/(y+2)=4/12
3y=y+2
y=1