How to do It?????????
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This is ur ans hope it will help you in case of any doubt comment below
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leo24:
So nice of you
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<ECD=60°
let <a,angle b and angle c be 3x,2x and x then 3x+2x+x=180(the sum of all the angles of a triangle is 180°)
then,x=180/6=30°
so,c=60
<ECD=30+90+x=180
<ECD=60°
let <a,angle b and angle c be 3x,2x and x then 3x+2x+x=180(the sum of all the angles of a triangle is 180°)
then,x=180/6=30°
so,c=60
<ECD=30+90+x=180
<ECD=60°
So nice of you
thanks
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