Math, asked by manasa1215, 1 year ago

On triangle ABC,angle B=90, angle A=x degree,angle C=2x and AB=12cm.find BC

Answers

Answered by zenil1258pbnf7u

10

Answer:

B+a+c=180=90=3x

Step-by-step explanation:

x=90/3=30

AB=12cm and angle a =30

tan30=Bc/AB

1/√3=bc/12

bc=12/3√

bc=4√3

Answered by karank1912

6

Step-by-step explanation:

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