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Եթե գտնվում ես վեբ զտիչի հետևում, խնդրում ենք համոզվել, որ *.kastatic.org և *.kasandbox.org տիրույթները հանված են արգելափակումից։

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Մի կետից շրջանագծին տարված շոշափողի հատվածների հավասարությունը․ ապացույց

Ապացուցում ենք, որ շառավիղը, որը շրջանագծի կենտրոնը միացնում է շոշափող գծի հատման կետի հետ, փոխուղղահայաց է շոշափող գծին։

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Անգլերեն հասկանո՞ւմ ես: Սեղմիր այստեղ և ավելի շատ քննարկումներ կգտնես «Քան» ակադեմիայի անգլերեն կայքում:

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