Q7. Four angles of a quadrilateral are in the ratio 3:4:5:6. The smallest angle is of the measure
(A)100°
(B)80°
(C)60°
(D) None
А
B
С
D
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Q7. Four angles of a quadrilateral are in the ratio 3:4:5:6. The smallest angle is of the measure
(A)100°
(B)80°
(C)60°
(D) None
А
B
С
D
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Answer:
60
Step-by-step explanation:
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Answer:
answer is C 60°
Step-by-step explanation:
let the ratio be x
then angles are:- 3x,4x,5x and 6x
By angle sum property of quadrilaterals,
3x+4x+5x+6x=360°
18x=360°
x=20°
therefore ,
smallest angle=3x=3*20°=60°.