Question

plz solve the above questions ​

Answer 1

Answer:

BA= c

<B =60

BD= a/2

AD=?

so <AD =90

tan theta= length / base

tantheta = AD/BD

tantheta=AD/a/2

tan60= 2AD/a

root3=2AD/a

a×root3=2AD

a×root3/2=AD

YA

AD=a×root3/2