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Question Number 208011 by necx122 last updated on 02/Jun/24

Commented by necx122 last updated on 02/Jun/24

If the ratio of <ARS : <BRT = 9:4,  find the ratio of area ABC : area ARS

Iftheratioof<ARS:<BRT=9:4,findtheratioofareaABC:areaARS

Commented by A5T last updated on 02/Jun/24

Not unique.

Notunique.

Commented by A5T last updated on 02/Jun/24

Commented by A5T last updated on 02/Jun/24

Do you mean angle ∠ ? or area?

Doyoumeanangle?orarea?

Commented by mr W last updated on 02/Jun/24

queation is badly written. i think   he means the ratio of areas, not the  ratio of angles.

queationisbadlywritten.ithinkhemeanstheratioofareas,nottheratioofangles.

Commented by necx122 last updated on 03/Jun/24

unfortunately I didnt make a mistake.  Based on my reference text they wrote  the symbol for angle and not area. I can  see now that the issue came from the  textbook. Thanks

unfortunatelyIdidntmakeamistake.Basedonmyreferencetexttheywrotethesymbolforangleandnotarea.Icanseenowthattheissuecamefromthetextbook.Thanks

Answered by mr W last updated on 02/Jun/24

Commented by mr W last updated on 02/Jun/24

((ΔARS)/(ΔBRT))=(9/4)=((a/b))^2  ⇒(a/b)=(3/2)  ((ΔABC)/(ΔARS))=(((b+a)/a))^2 =(1+(b/a))^2 =(1+(2/3))^2 =((25)/9)

ΔARSΔBRT=94=(ab)2ab=32ΔABCΔARS=(b+aa)2=(1+ba)2=(1+23)2=259

Commented by necx122 last updated on 02/Jun/24

This is wonderful for real.

Thisiswonderfulforreal.

Commented by Tawa11 last updated on 21/Jun/24

Weldone sir

Weldonesir

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