Math, asked by sainitin3704, 19 days ago

in triangle ABC ,right angled at B,side BC=20cm ,A=30°,find the length of AB.

Answers

Answered by sayan4441

1

Answer:

20√3cm.

Step-by-step explanation:

BC/AB = tanA

20/AB = tan30°

20/AB = 1/√3

AB = 20√3 cm

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