एक त्रिभुज के कोण 2 : 4 : 3 के अनुपात में हैं, तो
त्रिभुज का सबसे छोटा कोण है-
(A) 60°
L(B) 40°
(C) 80°
(D) 200
Answers
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sum of angels in triangle is 180
in ratio is 2:4:3
total of angels is 2+4+3=9
(180/9)*2 is smallest angle =40degree
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Answer:
Let the angles be 2x, 4x and 3x.
2x+4x+3x =180 [ Angle Sum Property of a Triangle]
9x= 180
x= 180÷9
x=20
2x= 2×20=40
4x=4×20=80
3x=3×20=60
So, the angles of the triangle are 40°,80° and 60°.
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