0 Deepak BoraNewbie Asked: July 15, 20202020-07-15T16:47:21+05:30 2020-07-15T16:47:21+05:30In: CBSE, ICSE If the angles of a triangle are 2 :3 : 4 , find the angles. 0 Ratio and proportion questionratio and proportion Share Facebook 1 Answer Voted Oldest Recent Deepak Bora Newbie 2020-07-15T23:16:06+05:30Added an answer on July 15, 2020 at 11:16 pm let the angles of the triangle are 2x, 3x & 4x in a triangle sum of all the angles is 180°, ∴ 2x+3x+4x = 180° 9x = 180° x = 180°/9 x = 20° ∴ first angle = 2x = 2× 20° = 40° second angle = 3x = 3× 20° = 60° third angle = 4x = 4×20° = 80° 0 Reply Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp Leave an answerLeave an answerCancel reply Featured image Select file Browse Add a Video to describe the problem better. Video type Youtube Vimeo Dailymotion Facebook Choose from here the video type. Video ID Put Video ID here: https://www.youtube.com/watch?v=sdUUx5FdySs Ex: "sdUUx5FdySs". Click on image to update the captcha. Save my name, email, and website in this browser for the next time I comment. Related Questions Using the properties of proportion, solve the following equation for x; given x³+3x/3x²+1=341/91 Give x³+12x/(6x²+8) =(y³+27y/9y²+27). Using componendo and dividendo find x : y. Given that a³+3ab²/(b³+3a²b) =63/62. Using componendo and dividendo find a: b. Given x=root(a2+b2) +root(a2−b2) /(root (a2+b2) −root(a2−b2) Use componendo and dividendo to prove that b²=2a²x/x²+1 If x=root(a+x) +root(a−1) /root(a+1) −root(a−1) , using properties of proportion , show that x² – 2ax + 1 ...

let the angles of the triangle are 2x, 3x & 4x

in a triangle sum of all the angles is 180°,

∴ 2x+3x+4x = 180°

9x = 180°

x = 180°/9

x = 20°

∴ first angle = 2x = 2× 20° = 40°

second angle = 3x = 3× 20° = 60°

third angle = 4x = 4×20° = 80°