solve this problem number 5 b&c
Attachments:
Answers
Answered by
1
5(b)As vertices of triangle
A+b+c=180
B+c =180-a
Cos 180-a = - cos a
5(c)
A+b/2=90-c/2
Therefore
Tana+b/2 =tan 90-c/2
= cot c/2
A+b+c=180
B+c =180-a
Cos 180-a = - cos a
5(c)
A+b/2=90-c/2
Therefore
Tana+b/2 =tan 90-c/2
= cot c/2
9845073433:
thanks bro
Similar questions