Math, asked by harshadbhambid, 5 months ago

in the adjacent figure in abc b = 90 ° c = 60 ° a = 30 ° ac = 18 cm find BC

Answers

Answered by imranmansoori70

1

Step-by-step explanation:

This is right angle because B is a 90ﾟ No we can apply

Pythagoras theorems

1. sin(30)=BC/AC

Sin(30)=BC/18

1/2=BC/18

BC=18/2

BC =9

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