Question

6. Three angles at a point are in the ratio 1:2:3. What is the measure of smallest angle? a) 30° b) 60° c) 90° d) 120°​

Answer 1

Answer:

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A

90

B

50

C

10

D

40

Answer

D

Solution

4x + 5x + 9x = 180

⇒ 18x = 180

⇒ x=10

∴ सबसे छोटा कोण = 4x=4×10=40

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