Answers

2016-02-28T10:26:50+05:30
2016-02-28T14:23:30+05:30
SinA=cos sq. 45
sinA=1/2
cos sq. A=1-sin sq. A
=1-1/4=3/4
cosA=(3/4)^1/2
tanA=sinA/cosA
=(1/2)/{(3/4)^1/2}
=(4/3)^1/2
0