Question

Find tan a in a triangle
a 20/21
b 21/29
c 21/20
d 20/29

Answer 1

Option C

Explanation:

By applying tan rule in the given triangle ABC,

tan(a) =
`\frac{\text{Opposite side}}{\text{Adjacent side}}`

=
`(BC)/(AC)`

=
`(21)/(20)`

Therefore, Option C is the correct option.