Question

If cscθ = 1 1/4, cosθ =

a. 3/4
b. 1 2/3
c. 3/5
d. 4/5

Answer 1

we have

cscθ =1
`(1)/(4)`

`(h)/(p)`=
`(5)/(4)`

h=5

p=4

b=
`\sqrt{11 {}^(2) - 4 {}^(2) }`

b=3

now

cosθ=
`(b)/(h)`=
`(3)/(5)`

c. 3/5